TY  - BOOK
AU  - Ilmavirta,V
AU  - Persson,P.- E.
AU  - 
TI  - Lakes and water management: proceedings of the 30 years jubilee symposium of the Finnish Limnological Society, held in Helsinki, Finland, 22-23 September 1980 
PY  - 1982///
CY  - The Hague
PB  - W. Junk
KW  - Limnology
KW  - Congresses
KW  - Water quality management
N1  - 'Reprinted from Hydrobiologia, vol. 86, no. 1/2 (1982)'
ER  -