ТИМКІВ, Дмитро Федорович; КОСТІВ, Ярослава Василівна. DEVELOPMENT OF CONCEPTION OF INCREASE OF EFFICIENCY WORKS OF DUG-OUTS OF GAS. PRECARPATHIAN BULLETIN OF THE SHEVCHENKO SCIENTIFIC SOCIETY. Number, [S. l.], n. 1(33), p. 261–271, 2019. Disponível em: https://pvntsh.nung.edu.ua/index.php/number/article/view/124. Acesso em: 6 dec. 2025.