References
- Andronikova, I. N. & Avinsky, V., 1997: Vertical structure of zooplankton community in the pelagic zone of Lake Ladoga. — In: Simola, H., Viljanen, M. & Slepukhina, T. (eds): Proceedings of the Second International Lake Ladoga Symposium. — Univ. Joensuu, Publ. Karelian Inst. 117: 245–253.
- Holopainen, A-L. & Letanskaya, G. I., 2000: Late summer phytoplankton communities in the northern part of Lake Ladoga. — In: Filatov, N. (ed.): Lake Ladoga- Monitoring Investigations of Current State and Management Problems of Lake Ladoga and Other Large Lakes. 261–268 — Petrozavodsk.
- Holopainen, A.-L., Huttunen, P., Letanskaya, G. & Protopopova, E., 1996: The trophic state of Lake Ladoga as indicated by late summer phytoplankton. — Hydrobiologia 322: 9–16.
- Holopainen, A.-L., Rahkola-Sorsa, M. & Viljanen, M. (eds), 2000: Environmental Monitoring in Lake Ladoga. Proposal for a Monitoring Programme. — University of Joensuu, Karelin Institute, Working Papers 1/2000, 112 pp.
- Lozovik, P. & Raspletina, G., 1999: Nutrients in lake monitoring in Russia. — In: Peltonen, A. & Viljanen, M. (eds): Proc. Workshop Monitoring Large Lakes. — University of Joensuu, Publications of Karelian Institute 126: 64–75.
- Petrova, N., 1987: The phytoplankton of Ladoga and Onega lakes and its recent successional changes. — Arch. Hydrobiol. Beih. Ergebn. Limnol. 25: 11–18.
- Petrova, N. A. & Terzhevik, A. Yu. (eds), 1992: Ladozhskoe ozero. Kriterii sostoyaniya ekosistemy. — Nauka, St. Petersburg: 325 pp. (Lake Ladoga. Criteria of Ecosystem State. In Russian).
- Petrova, N. A., Antonov, S. E. & Protopopova, E. V., 1992: Strukturnye i funktsionalnye kharakteristiki fitoplanktona. — In: Petrova, N. A. & Terzhevik, A. Yu. (eds): Ladozhskoe ozero. Kriterii sostoyaniya ekosistemy. 119–146 — Nauka, St. Petersburg. (Structural and functional characteristics of phytoplankton. In Russian).
- Rumyantsev, V., Viljanen, M. & Slepukhina, T., 1999: The present state of Lake Ladoga, Russia — a review. — Boreal Environ. Res. 4: 201–214.
- Slepukhina, T., Barbashova, G. & Raspletina, G., 2000: Long term successions and fluctuations of macrozoobenthos in different zones of Lake Ladoga. — In: Filatov, N. (ed.): Lake Ladoga — Monitoring Investigations of Current State and Management Problems of Lake Ladoga and Other Large Lakes. 249–255 — Petrozavodsk.
- Viljanen, M. & Drabkova, V. 2000: Monitoring of Lake Ladoga. — In: Peltonen, A., Grönlund, E. & Viljanen, M. (eds): Proc. Third Int. Lake Ladoga Symp. 1999. — Univ. Joensuu, Pubi Karelian Inst. 129: 310–319
- Viljanen, M., Niinioja, R., Huttula, T., Filatov, N., Drabkova, V., Rumyantsev, V., Budarin, V. & Feshenko, M., 2000: Development and implementation of an integrated programme for environmental monitoring of Lake Ladoga (DIMPLA): project summary and conclusions. — Univ. Joensuu, Pubi. Karelian Inst. 130. 31 pp.
- Zhulidov, A. V., Khlobystov, V. V., Robarts, R. D. & Pavlov, D. F., 2000: Critical analysis of water quality monitoring in the Russian Federation and former Soviet Union. — Can. J. Fish. Aquat. Sci. 57: 1932–1939.