“NORMATIVE-LEGAL REGULATION OF ACTIVITIES OF GAS RISING AND GAS TRANSPORT ENTERPRISES IN REGIONS OF UKRAINE”, Ekon. čas. Volins. nac. unìv. ìm. Lesì Ukraïnki, vol. 3, no. 19, pp. 90–98, Sep. 2019, doi: 10.29038/2411-4014-2019-03-90-98.