Norouzi Masir, R., Ataei, M. ., Sereshki, F., & Nouri Qarahasanlou, A. . (2021). Availability simulation and analysis of armored face conveyor machine in longwall mining. Rudarsko-geološko-Naftni Zbornik, 36(2), 69–82. https://doi.org/10.17794/rgn.2021.2.7