Title: Simpozium za problematikata na regulacijata na Ohridskoto ezero, Ohrid, 20-23 oktomvri 1971 godina =Symposium on the problems of the regulation of Lake Ohrid, Ohrid, 20th-23th October, 1971
First published: 1974
Subjects: Environmental aspects, Regulation
Places: Lake (Macedonia and Albania) Ohrid, Ohrid, Lake (Macedonia and Albania)
LC classification: TD195H93 S5