Iordanov, I., Simonova, Y., Novikova, Y., Korol, A., Podkopayev, Y., & Kayun, O. (2020). Substantiation of conditions of maintaining stability of haulage drifts during development of steep seams. Technology Audit and Production Reserves, 3(1(53), 23–26. https://doi.org/10.15587/2706-5448.2020.206009