References
- Huhtala , A. and Saloheimo , M. 1990 . Keräyspaperi paperinvalmistuksen raaka‐aineena, ympäristönsuojelullinen ja kansantaloudellinen arviointi (Waste paper as raw material of paper production, environmental and economic assessment. , Report 86 86 Helsinki, , Finland : Ministry of the Environment .
- Paraskevas , S. 1989 . “ Ink removal ‐ Various methods and their effectiveness ” . In TAPPI Seminar, Contaminant Problems and Strategies in Waste Paper Recycling , 41 – 44 . Technical Association of Pulp and Paper Industry .
- Larsson , P. , Ryding , S‐O. and Westöö , B. 1988 . Kontaminerade sediment som spridningskälla för PCB iEmdn (Contaminated sediment as source of PCB dispersion in the River Emán). , 16 Stockholm, , Sweden : Institutet för vatten‐ och luftvárdsforskning . IVL‐publication B 896
- Welling , L. , Paukku , R. and Mäntykoski , K. 1992 . PCB in recycled paper products . Chemosphere , 25 (3) : 293 – 295 .
- Hamm , U. Schwermetallpfade bei der Altpapieraufbereitung . Documentation of EUCEPA‐Symposium, . pp. 83 – 103 . Ljubljana, Jugoslavien : European Liaison Committee for Pulp and Paper .
- Ettala , M. 1991 . Revegetating industrial waste disposal sites . Waste Management and Research , 9 : 47 – 53 .
- VROM . 1982 . Soil clean‐up (Interim Act) , Technical Report Den Haag Ministry of Housing, Physical Planning and Environment .
- Bergstrom , I.G.T and Lundqvist , I. Emission control for municipal solid waste incineration in Sweden . Documentation of 6th European Sewage and Refuse Symposium . May 21–25 , pp. 885 – 896 . Munich, , Germany : International Solid Wastes and Public Cleansing Association .
- Gale , R.S. November 20 1975 . Study Group “Incineration Plants”, Final Report of the Management Committee. , Cost‐Project 68 November 20 , Brussels : Commission of the European Communities .
- Jahkola , A. , Hellgren , R. and Juuso , H. 1979 . Yhdyskuntajätteen leijupoltto ja sen vaatima esikäsittely (Treatment of municipal solid waste influidized bed boiler and required pretreatment). , Technical Report 200 Espoo, , Finland : Helsinki University of Technology, Laboratory of Energy Economics and Power Plant Engineering .
- Ministry of the Environment, Department of Environmental Protection . 1990 . Puhdistamolietetyöryhmän mietintö (Report of the working group on municipal sewage sludge). , Report C 53 37 Helsinki
- Ministry of the Environment, National Board of Waters and the Environment, National Board of Health . 1991 . Puhdistamolietteen käyttö maanvil‐jefyssä (The use of sewage sludge in agriculture). , Directive 4 43 Helsinki : Ministry of the Environment, Department of Environmental Protection .
- Moilanen , A. and Äijälä , M. 1984 . Kivihiilen ominaisuudet (Abstract: Characteristics of coal). , Research Notes 391 125 206 Espoo : Technical Research Center of Finland . appendix
- Pohjola , V , Hahkala , M. and Häsänen , E. 1983 . Kivihiiltä, turvetta ja öljyä käyttävien lämpövoimaloiden päästöselvitys (Abstract: Emission inventory of coal, peat and oil‐fired power plants). , Research Reports 231 125 131 Espoo, , Finland : Technical Research Center of Finland . appendix
- Duursma , E.K. 1989 . Polychlorinated biphenyl equilibria in an estuarine system . The Science of the Total Environment , 79 : 141 – 155 .
- Forsius , K. and Assmuth , T. 1990 . Metsäteollisuuden jätteet ja niiden käsittely (Wastes from wood‐processing industry and their treatment). , Mimeograph 272 69 Helsinki : National Board of Waters and Environment .
- Persson , P.E. and Bergstrom , J. Emission of chlorinated dioxines from landfill fires . Proceedings of the Third International Landfill Symposium . October 14–18 1991 , Cagliari, Sardinia. Vol‐ume II , pp. 1635 – 1641 . International Solid Wastes and Public Cleansing Association .
- Assmuth , T. , Poutanen , H. , Strandberg , T. , Melanen , M. , Penttilä , S. and Kalevi , K. 1990 . Kaatopaikkojen ongelmajätteiden ympäristövaikutukset (Summary: Environmental impacts of hazardous wastes in landfills). , Series A 67 211 Helsinki : Water and Environment Administration .
- Miljöministeriet and Miljöstyrelsen . 1989 . Klorkilders betydning for dioxindannelse ved forbraenning (Importance of chlorine sources for dioxine formation during incineration). , Miljöprojekt nr 118 Copenhagen, , Denmark
- Hovsenius , G. 1979 . Kemiska egenskaper hos hushállsavfall, slam och kompost (Chemical properties of domestic waste, sludge and compost). , Technical Report 126 Stockholm, , Sweden Statens Naturvárdsverk PM nr 1096
- Statens Naturvárdsverk . 1988 . Organiska toksiska ämnen i slam frán kommu‐nala avloppsverkningen / sammanställning av analys resultat (Toxic organic substances in sludge from municipal wastewater treatment/compilation of analysis results). , Rapport 3514 Stockholm, , Sweden
- Witte , H. , Poletschny , H. , Langenohl , T. and Offenbächer , G. 1989 . Untersuchungen zum Eintrag von organischen Schadstoffen in Boden und Pflanze durch die landwirtschaftliche Klärschlamm‐verwertung. , Dokumentation und Scriftenreihe der ATV aus Wissenschaft und Praxis St. Augustin : Gesellschaft zur Förderung der Abwassertechnik (GFA) .
- Aalto , J. 1992 . Selvitys yhdyskuntien jàtevedenpuhdistamolietteiden haitallisista orgaanisista yhdisteistà (Abstract: The study of organic micropollutants in municipal sewage sludges). , Mimeograph 269 159 Helsinki : National Board of Waters and Environment .
- Commission of the European Communities . May 22 1991 . Proposal for a Council Directive on the Landfill of Waste. May 22 , 53 Brussels COM(91) 102 final‐ SYN 335
- The authoris currently at the following address: Kalenvantie 1E, SF‐15870 Hollola, Finland.