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Head: Zhulavsky A.. Ecological- balanced development of the territorial, socio-economik system. (popup.stage: ). Sumy State University. № 0210U007172
Solyanik Oksana Mykolayivna. Energy approach in the general system of ecological-economic relations : к.е.н. : spec.. 08.08.01 - Економіка природокористування і охорони навколишнього середовища : presented. 2004-11-05; popup.evolution: .; Sumy State University. – , 0404U004379.
2 documents found

Updated: 2026-10-21