00993nam0a22002771 4500 RU\NLR\INFOCOMM_116\5000062552 20250613090932.0 (NLR Aleph) 009085252 8007481 8007481 20081211d1979 |||y0rusy50 ca eng RU y z|||000zy i axxe n ˆThe ‰Baikal Lake materials to the Third Scientific symposium of the IGU Commission on environmental problems (Jyly 1 to 11, 1979), USSR Sib. sector of the Academy of sciences of the USSR, Limnological inst., Intern. geogr. union. Commiss. on environmental problems Текст визуальный непосредственный Moscow Irkutsk [s.n.] 1979 57 с. 20 см Д226.9Байкал rubbk RU NLR 20081211 RU NLR PSBO NLR Гн11 Д-4/140 BOOK NB 2013-10-26 NLR01 NLR01 IF 9085252-10 Гн11 Д-4/140 0 BOOK 11_4140