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Information × Registration Number 0111U007596, ( 0213U001969  ) R & D request Title Analysis of the systems and design of the ekologo-economic systems Head Ємець Олег Олексійович, Registration Date 11-10-2011 Organization Higher educational institution of Ukoopspilks "Poltava University of Economics and Trade" popup.description1 popup.nrat_date 2024-12-10 Close