Grudz, V. Y., Grudz, Y. V. ., & Bodnar, V. M. . (2018). IMPROVED RELIABILITY OF OPERATION OF GAS SUPPLY SYSTEMS ON THE BASIS OF SERVICE OPTIMIZATION: Array. PRECARPATHIAN BULLETIN OF THE SHEVCHENKO SCIENTIFIC SOCIETY. Number, (2(46), 137–150. https://doi.org/10.31471/2304-7399-2018-2(46)-137-150