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Technical and Economic Substantiation for Construction of Facilities stresses
O&G, sakh.	ТЭО обустройства
Technical and Economic Substantiation for Construction of Facilities.
O&G, sakh.	ТЭО обустройства Пильтун-Астохской лицензионной площади (Piltun-Astokhskoye License Area, Phase I: Astokhskoye Feature; этап 1: Астохский участок)
technical and economic substantiation for construction of facilities
O&G, sahk.r.	ТЭО строительства
O&G, sakh.	ТЭО обустройства (ТЭО строительства)