Krivulya , S. V., S. V. Matkivskyi, Ye. S. Bikman, O. R. Kondrat, and O. V. Burachok. 2020. “Special Features of Tight Gas Reserves Determination”. Oil and Gas Power Engineering, no. 1(33) (September):19-28. https://doi.org/10.31471/1993-9868-2020-1(33)-19-28.