Sukhoruko Olena Vasilivna. Economic efficiency of investment activity in the regional agriculture : к.е.н. : spec.. 08.07.02 - Економіка сільського господарства і АПК : presented. 2007-01-24; popup.evolution: .; Dnipropetrovsk state agriculture university. – , 0407U000861.

Updated: 2026-11-13