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Information × Registration Number 0105U000498, ( 0207U000479  ) R & D request Title Methodological bases for gemmological estimation of rough gemstones quality from south-east part of the Ukrainian shield Head Баранов П.М., Registration Date 31-12-2005 Organization National Technical University Dnipro Polytechnic popup.description1 popup.nrat_date 2024-12-11 Close