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Oniani, S. .; Lanchava, O. ON THE TECHNIQUE OF HEAT CALCULATION FOR UNDER-GROUND MINING WORKINGS IN THE PRESENCE OF ASCENDING HOT WATER FLOWS IN THE MASSIF: Print Version Was Published: BULLEŠ¢IN of the ACADEMY of SCIENCES of the GEORGIAN SSR, 76, #1, 1974. GS 2021, 2.