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Information × Registration Number 0104U000018, R & D request Title Reasearch and information -matchematical models working out ecology and tourist business Head Семічастний Ігор Леонідович, Registration Date 12-01-2004 Organization Donetsk Institute of Tourist Business popup.description1 popup.nrat_date 2024-12-11 Close
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Head: Семічастний Ігор Леонідович. Reasearch and information -matchematical models working out ecology and tourist business. Donetsk Institute of Tourist Business. № 0104U000018
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Updated: 2026-03-23