References
- G. Lettinga, A. De Man, A.R.M. Van Der Last, W. Wiegant, K. Van Knippenberg, J. Frijns, J.C.L. Van Buuren, Anaerobic treatment of domestic sewage and wastewater. Water Sci. Technol. 27 (1993) 67–73.
- G. Zeeman, K. Kujawa-Roeleveld, G. Lettinga, Anaerobic Treatment Systems for High-Strength Domestic Waste (Water) Streams. in: P. Lens, G. Zeeman, G. Lettinga (Eds.) Decentralized Sanitation and Reuse. IWA, London, 2001, pp. 218–234.
- L. Hulshoff Pol, H. Euler, S. Schroth, T. Wittur, D. Grohganz, GTZ sectoral project, “promotion of anaerobic technology for the treatment of municipal and industrial wastes and wastewaters”, in: Proceedings of the 5th Latin-American Workshop – Seminar “Wastewater anaerobic treatment”, Vina del Mar, October 27–30, 1998.
- A. Azimi, M. Zamanzadeh, Determination of design criteria for UASB reactors as a wastewater pretreatment system in tropical small communities. Int. J. Environ. Sci. Technol. 1 (2004) 51–57.
- N. Khalil, R. Sinhab, K. Raghava, K. Mittal, UASB technology for sewage treatment in India: Experience, economic evaluation and its potential in other developing countries, in: Proceedings of the Twelfth International Water Technology Conference, IWCT 12, Alexandria, 2008, pp. 1411–1427.
- M. Sperling, Comparison among the most frequently used systems for wastewater treatment in developing countries. Water Sci. Technol. 33 (1996) 59–72.
- G. Zeeman, G. Lettinga, The role of anaerobic digestion of domestic sewage in closing the water and nutrient cycle at community level. Water Sci. Technol. 39 (1999) 187–194.
- S. Luostarinen, J. Rintala, Anaerobic on-site treatment of black water and dairy parlour wastewater in UASB-septic tanks at low temperatures. Water Res. 39 (2005) 436–448.
- S. Luostarinen, W. Sanders, K. Kujawa-Roeleveld, G. Zeeman, Effect of temperature on anaerobic treatment of black water in UASB-septic tank system. Bioresour. Technol. 98 (2007) 980–986.
- A.S. Bal, N.N. Dhagat, Upflow anaerobic sludge blanket reactor – a review. Indian J. Environ. Health 43 (2001) 1–82.
- C.Y. Gomec, High-rate anaerobic treatment of domestic wastewater at ambient operating temperatures: A review on benefits and drawbacks. J. Environ. Sci. Health. Part A Toxic/Hazard. Subst. Environ. Eng. 45 (2010) 1169–1184.
- K.S. Singh, T. Viraraghavan, D. Bhattacharyya, Sludge blanket height and flow pattern in UASB reactors: Temperature effects. J. Environ. Eng. 132 (2006) 895–900.
- S. Chong, K.S. Tushar, A. Kayaalp, H.M. Ang, The performance enhancements of upflow anaerobic sludge blanket (UASB) reactors for domestic sludge treatment. Water Res. 46 (2012) 3434–3470.
- B. Heffernan, J.B. Van Lier, J. Van der Lubbe, Performance review of large scale up-flow anaerobic sludge blanket sewage treatment plants. Water Sci. Technol. 63 (2011) 100–107.
- A.A. Khan, R.Z. Gaur, V.K. Tyagi, A. Khursheed, B. Lew, I. Mehrotra, A.A. Kazmi, Sustainable options of post treatment of UASB effluent treating sewage: A review. Resour. Conserv. Recycl. 55 (2011) 1232–1251.
- S. Fukuzaki, N. Nish, S. Naga, High rate performance and characterization of granular methanogenic sludges in upflow anaerobic sludge blanket reactors fed with various defined substrates. J. Ferment. Bioeng. 79 (1995) 354–359.
- T. Kobayashi, Y. Li, H. Harada, H. Yasui, T. Noike, Upgrading of the anaerobic digestion of waste activated sludge by combining temperature-phased anaerobic digestion and intermediate ozonation. Water Sci. Technol. 85 (2009) 185–193.
- N. Dichtl, Thermohpilic and mesophilic (two-stage) anaerobic digestion. Water Environ. J. 11 (1997) 98–104.
- O. Ince, Performance of a two-phase anaerobic digestion system when treating dairy wastewater. Water Res. 32 (1998) 2707–2713.
- Y. Kiyohara, T. Miyahara, O. Mizuno, T. Noike, K. Ono, A comparative study of thermophilic and mesophilic sludge digestion. Water Environ. J. 14 (2000) 150–154.
- R. Brás, A. Gomes, M. Ferra, H. Pinheiro, I. Gonçalvesa, Monoazo and diazo dye decolourisation studies in a methanogenic UASB reactor. J. Biotechnol. 115 (2005) 57–66.
- P.A. Sam-Soon, R.E. Loewenthal, M.C. Wentzel, G. Marais, Growth of biopellets on glucose in upflow anaerobic sludge bed (UASB) systems. Water SA 16 (1990) 151–164.
- D. Karakashev, D.J. Batstone, I. Angelidaki, Influence of environmental conditions on methanogenic compositions in anaerobic biogas reactors. Appl. Environ. Microbiol. 71 (2005) 331–338.
- E.T. Brummeler, L.W. Hulshoff Pol, J. Dolfing, G. Lettinga, A. Zehnder, Methanogenesis in an upflow anaerobic sludge blanket reactor at pH 6 on an acetate-propionate mixture. Appl. Environ. Microbiol. 49 (1985) 1472–1477.
- M. Kolukirik, O. Ince, B. Ince, Methanogenic community change in a full-scale UASB reactor operated at a low F/M ratio. J. Environ. Sci. Health. Part A Toxic/Hazard. Subst. Environ. Eng. 42 (2007) 903–910.
- B. Demirel, P. Schreor, The roles of acetogenic and hydrogenotrophic methanogens during anaerobic conversion of biomass to methane: A review. Rev. Environ. Sci. Biotechnol. 7 (2008) 173–190.
- T. Amani, M. Mostari, S.M. Mousavi, R.K. Kermanshahi, Study of syntrophic anaerobic digestion of volatile fatty acid using enriched cultures at mesophilic conditions. Int. J. Environ. Sci. Technol. 8 (2011) 83–96.
- R. Borja, E. Sánchez, P. Weiland, Infuence of ammonia concentration on thermophilic anerobic digestion of cattle manure in upflow anaerobic sludge blanket (UASB) reactors. Process Biochem. 31 (1996) 477–483.
- M. Keyser, R.C. Witthuhn, C. Lamprecht, M.P.A. Coetzee, T.J. Britz, PCR-based DGGE fingerprinting and identification of methanogens detected in three different types of UASB granules, Syst. Appl. Microbiol. 29 (2006) 77–84.
- O. Kotsyurbenko, M. Glagolev, A. Nozhevnikova, R. Conrad, Competition between homoacetogenic bacteria and methanogenic archaea for hydrogen at low temperature. Microbiol. Ecol. 38 (2001) 153–159.
- D. Basu, S. Asolekar, Performance of UASB reactor in the biotreatment of 1,1,2-Trichloroethane. J. Environ. Sci. Health. Part A Toxic/Hazard. Subst. Environ. Eng. 47 (2012) 267–273.
- B. Calli, B. Mertoglu, K. Roest, B. Inanc, Comparison of long-term performances and final microbial compositions of anaerobic reactors treating landfill leachate. Bioresour. Technol. 97 (2006) 641–647.
- O. Ince, M. Kolukirik, Z. Cetecioglu, O. Eyice, O. Inceoglu, B. Ince, Toluene inhibition on an anaerobic reactor sludge in terms of potential activity and composition of acetoclastic methanogens. J. Environ. Sci. Health. Part A Toxic/Hazard. Subst. Environ. Eng. 44 (2009) 1551–1556.
- J. Hofman-Bang, D. Zheng, P. Westermann, B. Ahring, L. Raskin, Molecular ecology of anaerobic reactor systems. Adv. Biochem. Eng./Biotechnol. 81 (2003) 151–203.
- H. Yu, J. Tay, H. Fang, The roles of calcium in sludge granulation during UASB reactor start-up. Water Res. 35 (2001) 1052–1060.
- H. Yu, J. Tay, H. Fang, Enhanced granulation in uplow anaerobic sludge blanket (UASB) reactor by aluminum chloride. Chemosphere 44 (2001) 31–46.
- S. Zinder, Physiological Ecology of Methanogens. in: J.G. Ferry (Ed.) Methanogenesis: Ecology, Physiology, Biochemistry and Genetics. Chapman & Hall, New York, 1993, pp. 128–206.
- K. Ma, X. Liu, X. Dong, Methanosaeta harundinacea sp. nov., a novel acetate-scavenging methanogen isolated from a UASB reactor. Int. J. Syst. Evol. Microbiol. 56 (2006) 127–131.
- G. Bitton, Anaerobic Digestion of Wastewater Sludge. in: R. Mitchel (Ed.) Wastewater Microbiology, Willey series in Ecological and Applied Microbiology. Willey, New York, 1994, pp. 349–.
- D.J. Costello, P.F. Greenfield, P.L. Lee, Dynamic modeling of a single-stage high-rate anaerobic reactor—I. Model derivation. Water Res. 25 (1991) 847–858.
- E.M. Siedlecka, J. Kumirska, T. Ossowski, P. Glamowski, M. Golebiowski, J. Gajdus, Z. Kaczynski, P. Stepnowski, Determination of volatile fatty acids in environmental aqueous samples. Pol. J. Environ. Stud. 17 (2008) 351–356.
- M. Shoen, D. Sperl, M. Gadermaier, M. Goberna, I. Franke-Whittle, I. Insam, J. Ablinger, Population dynamics at digester overload conditions. Bioresour. Technol. 100 (2009) 5648–5655.
- H. Xu, J. Tay, Preserved granular sludge for inoculation of new UASB reactors. J. Environ. Sci. Health. Part A Toxic/Hazard. Subst. Environ. Eng. 36 (2001) 1747–1756.
- W.M. Wiegant, G. Lettinga, Thermophilic anaerobic digestion of sugars in upflow anaerobic sludge blanket reactors. Biotechnol. Bioeng. 27 (1985) 1603–1607.
- H.Q. Yu, H.H.P. Fang, J.H. Tay, Effects of Fe2+ on sludge granulation in upflow anaerobic sludge blanket reactors. Water Sci. Technol. 41 (2000) 199–205.
- Y. Liu, H. Xu, S. Yang, J. Tay, Mechanisms and models for anaerobic granulation in upflow anaerobic sludge blanket reactor. Water Res. 37 (2003) 661–673.
- M.I. Baloch, Methanogenic granular sludge as seed in an anaerobic baffled reactor. J. Water Environ. 25 (2009) 171–180.
- G. Lettinga, J.H Vinken, Feasibility of the upflow anaerobic sludge blanket (UASB) process for the treatment of low-strength wastes, in: Proceedings of the 35th Industrial Waste Conference, Purdue University, LaFayette, IN, 1980.
- G. Lettinga, R. Roersma, P. Grin, Anaerobic treatment of raw domestic sewage at ambient temperature using a granular bed UASB reactor. Biotechnol. Bioeng. 25 (1993) 1701–1723.
- D.J. Wijbenga, H.T.P. Bos, Physical and biological factors influencing the growth of anaerobic granular sludge, in: G. Lettinga, A.J.B. Zehnder, J.T.C. Grotenhuis, L.W. Hulshoff Pol (Eds.), Proceedings of the GASMAT Workshop: Granular Anaerobic Sludge, Microbiol. Technol. October 25–27, 1988, Pudoc, Wageningen, pp. 229–234.
- L.W. Hulshoff Pol, S.I. De Castro Lopes, G. Lettinga, P.N.L. Lens, Anaerobic sludge granulation. Water Res. 38 (2004) 1376–1389.
- L. Morvai, P. Miháltz, L. Czakó, The kinetic basis of a new start-up method for ensure the rapid granulation of anaerobic sludge. Water Sci. Technol. 25 (1992) 113–122.
- C.F. Shen, S.R. Guiot, Long-term impact of dissolved o2 on the activity of anaerobic granules. Biotechnol. Bioeng. 49 (1996) 611–620.
- C.L. Schmidt, B.K. Ahring, Granular sludge formation in upflow anaerobic sludge blanket (UASB). Biotechnol. Bioeng. 49 (1996) 229–246.
- S. Fukuzaki, N. Nishio, H. Sakurai, S. Nagai, Characteristics of methanogenic granules grown on propionate in an upflow anaerobic sludge blanket (UASB) reactor. J. Ferment. Bioeng. 71 (1991) 50–57.
- S. Fukuzaki, N. Nishio, H. Sakurai, S. Nagai, Chemical composition and kinetic properties of granular methanogenic sludge grown on propionate. J. Ferment. Technol. 72 (1991) 405–407.
- Y. Ahn, K. Min, Z. Yun, Enhancement of reactor performance and pelletization by reactor modification in UASB system. J. Environ. Sci. Health. Part A Toxic/Hazard. Subst. Environ. Eng. 35 (2000) 1719–1733.
- Y. Ahn, Physicochemical and microbial aspects of anaerobic granular biopellets. J. Environ. Sci. Health. Part A Toxic/Hazard. Subst. Environ. Eng. 35 (2000) 1617–1735.
- S. Uyanik, Granule development in anaerobic baffled reactor. Turkish J. Eng. Environ. Sci. 27 (2003) 131–144.
- F.A. Macleod, S.R. Guiot, J.W. Costerton, Layered structure of bacterial aggregates produced in an upflow anaerobic sludge bed and filter reactor. Appl. Environ. Microbiol. 56 (1990) 1598–1607.
- M.A. Yükselen, Preservation characteristics of UASB sludges. J. Environ. Sci. Health. Part A Environ. Sci. Health Part A Environ. Sci. Eng. Toxicol. 32 (1997) 2069–2076.
- P. Boonsawang, S. Laeh, N. Intrasungkha, Enhancement of sludge granulation in anaerobic treatment of concentrated latex wastewater. Songklanakarin J. Sci. Technol. 30 (2008) 111–119.
- K.C. Teo, L. Xu, J.H. Tay, Molecular mechanism of granulation—II: Proton translocating activity. J. Environ. Eng. 126 (2000) 411–418.
- J.H. Tay, Y.G. Yan, Influence of substrate concentration on microbial selection and granulation during start-up of upflow anaerobic sludge blanket Reactors. Water Environ. Res. 68 (1996) 1140–1150.
- J.H. Tay, S. Pan, Y. He, S.T. Tay, Effects of organic loading rate on aerobic granulation I & II: Reactor performance. J. Environ. Eng. 130 (2004) 1094–1109.
- L. Korsak, Anaerobic treatment of wastewater in a UASB reactor. [A Licentiate thesis submitted to the Department of Chemical Engineering and Technology], Royal Institute of Technology, Stockholm, 2008.
- B. Ayati, H. Ganjidoust, Comparing the efficiency of UAFF and UASB with hybrid reactor in treating wood fiber wastewater. Iran. J. Environ. Health Sci. Eng. 3 (2006) 39–44.
- Y. Yoon, J.R. Park, I. Kim, The monitoring of anaerobic floc-like sludge influenced by calcium ions. Environ. Eng. Res. 11 (2006) 127–133.
- T. Rudd, R.M. Sterritt, J.N. Lester, Complexation of heavy metals by extracellular polymers in the activated sludge process. Water Pollut. Control Fed. 56 (1984) 1260–1268.
- R.G. Cail, J.P. Barford, The development of granulation in an upflow floc digester and an upflow anaerobic sludge blanket digester treating cane juice stillage. Biotechnol. Lett. 7 (1985) 493–498.
- E.M. Mahoney, L.K. Varangu, W.L. Cairns, N. Kosaric, R.G. Murray, The effects of calcium on kicrobial aggregation during UASB reactor start-up. Water Sci. Technol. 19 (1987) 249–260.
- K.R.K. Alibhai, C.F. Forter, An Examination of the granulation process in UASB reactors. Environ. Technol. 7 (1986) 193–200.
- P.N.L. Lens, R. Gastesi, F. Vergeldt, A.C. van Aelst, A.G. Pisabarro, H.V. As, Diffusional properties of methanogenic granular sludge: 1H NMR characterization. Appl. Environ. Microbiol. 69 (2003) 6644–6649.
- J.B. Van Lier, J.L.S. Martin, G. Lettinga, Effects of temperature on the anaerobic thermophilic conversion of volatile fatty acids by dispersed and granular sludge. Water Res. 30 (1996) 199–207.
- G. Lettinga, L.W. Hulshoff, UASB process design for various type of wastewater. Water Sci. Technol. 24 (1991) 87–107.
- J.R. Banu, S. Kaliappan, I.T. Yeom, Treatment of domestic wastewater using upflow anaerobic sludge blanket reactor. Int. J. Environ. Sci. Technol. 4 (2007) 363–370.
- D.R. Christensen, J.R. Gerick, J.E. Eblen, Design and operation of an upflow anaerobic sludge blanket reactor. Water Pollut. Control Fed. 56 (1984) 1059–1062.
- P.L. McCarty, The development of anaerobic treatment and its future. Water Sci. Technol. 44 (2001) 149–156.
- M.E. Souza, Criteria for utilization, design and operation of UASB reactors. Water Sci. Technol. 18 (1986) 55–69.
- N. Mahmoud, G. Zeeman, H. Gijzen, G. Lettinga, Solids removal in up flow anaerobic reactors, a review. Bioresour. Technol. 90 (2003) 1–9.
- G. Moussavi, F. Kazembeigi, M. Farzadkia, Performance of a pilot scale up flow septic tank for on-site decentralized treatment of residential wastewater. Process Saf. Environ. Prot. 88 (2010) 47–52.
- H. Xu, J. Wang, H. Zhang, J. Tay, Feasibility study on the operation of UASB reactor treating acidified food waste. J. Environ. Sci. Health. Part A Toxic/Hazard. Subst. Environ. Eng. 37 (2002) 1757–1764.
- J. Poinapen, G.A. Ekama, M.C. Wentzel, Biological sulphate reduction with primary sewage sludge in an upflow anaerobic sludge bed (UASB) reactor—Part 3: Performance at 20°C and 35°C. Water SA 35 (2009) 543–552.
- R. Rajakumar, T. Meenambal, Comparative study on start—up performance of HUASB and AF reactors treating poultry slaughterhouse wastewater. Int. J. Environ. Res. 2 (2008) 401–410.
- D.T. Sponza, Tetrachloroethylene (TCE) removal during anaerobic granulation in an upflow anaerobic sludge blanket (UASB) reactor. J. Environ. Sci. Health. Part A Toxic/Hazard. Subst. Environ. Eng. 37 (2002) 213–236.
- C. Darlington, K. Kennedy, Biodegradation of aircraft deicing fluid in an upflow anaerobic sludge blanket (UASB) reactor. J. Environ. Sci. Health. Part A Toxic/Hazard. Subst. Environ. Eng. 33 (1998) 339–351.
- A. Mirsepasi, H. Honary, A. Mesdaghinia, A. Mahvi, H. Vahid, H. Karyab, Performance evaluation of full scale UASB reactor in treating stillage wastewater. Iran. J. Environ. Health Sci. Eng. 3 (2006) 79–84.
- T. Onodera, S. Sase, P. Choeisai, W. Yoochatchaval, H. Sumino, T. Yamaguchi, Y. Ebie, K. Xu, N. Tomioka, K. Syutsubo, High-rate treatment of molasses wastewater by combination of an acidification reactor and a USSB reactor. J. Environ. Sci. Health. Part A Toxic/Hazard. Subst. Environ. Eng. 46 (2011) 1721–1731.
- Y.B. Zhang, Y.W. Liu, Y.W. Jing, Z.Q. Zhao, X. Quan, Steady performance of a zero valent iron packed anaerobic reactor for azo dye wastewater treatment under variable influent quality. J. Environ. Sci. 24 (2012) 720–727.
- C. Díaz, S. Baena, B. Patel, M. Fardeau, Peptidolytic microbial community of methanogenic reactors from two modified UASBs of brewery industries. Braz. J. Microbiol. 41 (2010) 707–717.
- M. Halalsheh, Z. Rumman, J. Field, Anaerobic wastewater treatment of concentrated sewage using a two-stage upflow anaerobic sludge blanket – anaerobic filter system. J. Environ. Sci. Health. Part A Toxic/Hazard. Subst. Environ. Eng. 45 (2010) 383–338.
- T. Dogan, O. Ince, N. Oz, B. Ince, Inhibition of volatile fatty acid production in granular sludge from a UASB Reactor. J. Environ. Sci. Health. Part A Toxic/Hazard. Subst. Environ. Eng. 40 (2005) 633–644.
- P. Guimarães, H. Melo, P. Cavalcanti, A. van Haandel, Anaerobic–aerobic sewage treatment using the combination UASB-SBR activated sludge. J. Environ. Sci. Health. Part A Toxic/Hazard. Subst. Environ. Eng. 38 (2003) 2633–2641.
- M. Işik, D. Sponza, Aromatic amine degradation in a UASB/CSTR sequential system treating congo red dye. J. Environ. Sci. Health. Part A Toxic/Hazard. Subst. Environ. Eng. 38 (2003) 2301–2315.
- H. Gijzen, M. Bernal, H. Ferrer, Cyanide toxicity and cyanide degradation in anaerobic wastewater treatment. Water Res. 34 (2000) 2447–2454.
- T. Chen, Anaerobic treatment of poultry mortalities in a modified LB-UASB system. J. Environ. Sci. Health, Part B 34 (1999) 527–547.
- C. Lin, M. Lin, Effect of heavy metals on the upflow anaerobic sludge blanket process. J. Environ. Sci. Health, Part A Environ. Sci. Eng. Toxicol. 32 (1997) 1933–1944.
- L.P. Solomonson, Cyanide as a Metabolic Inhibitor. in: B. Vennesland, E.E. Conn, C.J. Knowless, J. Westley, F. Wissing (Eds.) Cyanide in Biology. Academic Press, New York, 1981, pp. 11–28.
- M.R. Smith, J.L. Lequerica, M.R. Hart, Inhibition of methanogenesis and carbon metabolism in Methanosarcina sp. by cyanide. J. Bacteriol. 162 (1985) 67–71.
- B. Eikmanns, R.K. Thauer, Catalysis of an isotopic exchange between CO2 and the carboxyl group of acetate by Methanosarcina barkeri grown on acetate. Arch. Microbiol. 138 (1984) 365–370.
- C.Y. Lin, Effect of heavy metals on volatile fatty acid degradation in anaerobic digestion. Water Res. 26 (1992) 177–183.
- C.Y. Lin, Effect of heavy metals on acidogenesis in anaerobic digestion. Water Res. 27 (1993) 147–152.
- W. Zhang, L. Chen, H. Chen, S. Xia, The effect of Fe0/Fe2+/Fe3+ on nitrobenzene degradation in the anaerobic sludge. J. Hazard. Mater. 143 (2007) 57–64.
- M. Takashima, R.E. Speece, Mineral nutrient requirements for high-rate methane fermentation of acetate at low SRT. Water Pollut. Control Fed. 61 (1989) 1645–1650.
- C. Lin, C. Chen, Characteristics of metallic toxicity-resistance between bed and blanket sludges in UASB systems. J. Environ. Sci. Health. Part A Toxic/Hazard. Subst. Environ. Eng. 34 (1999) 1503–1516.
- Y. Chen, J. Cheng, K. Creamer, Inhibition of anaerobic digestion process: A review. Bioresour. Technol. 99 (2008) 4044–4064.
- C.J.S. Lozano, M.V. Mendoza, M.C. de Arango, E.F.C. Monroy, Microbiological characterization and specific methanogenic activity of anaerobe sludges used in urban solid waste treatment. Waste Manage. 29 (2009) 704–711.
- E. Ozturki, A. Asturk, Sludge utilization and reduction experience in pulp and paper industry. Water Sci. Technol. 26 (1992) 2105–2108.
- R. Lepisto, J. Rintala, The removal of chlorinated phenolic compounds from chlorine bleaching effluent using thermophilic anaerobic process. Water Sci. Technol. 29 (1994) 373–380.
- A. Broch Due, R. Anderson, O. Kristoffersen, Pilot plants experience with aerobic moving bed bio-film reactor for treatment of NSSC wastewater. Water Sci. Technol. 29 (1994) 283–294.
- C. Shivayogimath, T. Ramamujan, Treatment of distillery spent wash by hybrid UASB reactor. Bioprocess Eng. 21 (1999) 255–259.
- H. Khorsandi, H. Movahedyan, B. Bina, H. Farrokhzadeh, Innovative anaerobic upflow sludge blanket filtration combined bioreactor for nitrogen removal from municipal wastewater. Int. J. Environ. Sci. Technol. 8 (2011) 417–424.
- A.H. Mahvi, R. Nabizadeh, M.H. Pishrafti, Th Zarei, Evaluation of single stage USBF in removal of nitrogen and phosphorus from wastewater. Eur. J. Sci. Res. 23 (2008) 204–211.
- L.K. Wang, N.K. Shammas, Y.T. Hung, Advanced biological treatment processes. Humana Press, New York, 2008 . pp. 365–408.
- R. Boopathy, V.F. Larsen, E. Senior, Performance of anaerobic baffled reactor (ABR) in treating distillery wastewater from a Scotch whisky wastewater. Biomass 16 (1988) 133–143.
- T. Sabry, Evaluation of decentralized treatment of sewage employing upflow septic tank/baffled reactor (USBR) in developing countries. J. Hazard. Mater. 174 (2010) 500–505.
- J.A. Álvarez, E. Armstrong, J. Presas, M. Gómez, M. Soto, Performance of a UASB-digester system treating domestic wastewater. Environ. Technol. 25 (2004) 1189–1199.
- N. Mahmoud, G. Zeeman, H. Gijzen, G. Lettinga, Anaerobic sewage treatment in a one-stage and a combined UASB-digester system. Water Res. 38 (2004) 2348–2358.
- J.A. Álvarez, E. Armstrong, M. Gómez, M. Soto, Anaerobic treatment of low-strength municipal wastewater by a two-stage pilot plant under psychrophilic conditions. Bioresour. Technol. 99 (2008) 7051–7062.
- P. Ligero, A. Vega, M. Soto, Pretreatment of urban wastewaters in a hydrolytic upflow digester. Water SA 27 (2001) 399–404.
- C. Lamprecht, UASB granulation enhancement by microbial inoculums selection and process induction, [PhD thesis submitted to the Department of Food Sciences], Matieland, Stellenbosch University, 2009.
- M. Mahadevaswamy, B.M. Sadashiva, A.R. Girijama, Performance evaluation of up-flow anaerobic sludge blanket (UASB) reactor for treatment of paper mill wastewater. J. Environ. Sci. 16 (2004) 194–198.