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Problemy ėkologii Pribajkalʹja : (Irkutsk, 5 - 10 sentjabrja 1988 g.) ; tezisy dokladov [k III Vsesojuznoj Naučnoj Konferencii]
Ryčkov, I. L. (revision) - 1988
Persistent link: https://www.econbiz.de/10000845794
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Problemy optimizacii v ekologii
Novik, I. B. (contributor) - 1978
Persistent link: https://www.econbiz.de/10014413450
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Socialʹno-ėkonomičeskie problemy razvivajuščichsja stran socialističeskoj orientacii : sbornik naučnych trudov
Kalašnikov, V. A. (revision) - 1990
Persistent link: https://www.econbiz.de/10000838923
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Razvivajuščiesja strany : osnovnye problemy ekonomiceskoj i socialʹnoj geografii
Gornung, M. B. (contributor) - 1983
Persistent link: https://www.econbiz.de/10014390919