The determination of the influence degree of mining-geological and mining-technical factors on the safety of the degassing systemRuslan Ahaiev, Dmytro Prytula, Eduard Kliuiev, Dmytro Zhytlonok, Edgar Cabana and Liudmyla KabakovaE3S Web Conf., 168 (2020) 00040DOI: https://doi.org/10.1051/e3sconf/202016800040