KUN, Z.; JI , M.; HONGJUN, G.; WENRUI, H. Study on Reasonable Width of Coal Pillar in Thick Coal Seam Section. Journal of Mines, Metals and Fuels, [S. l.], v. 67, n. 2, p. 99–104, 2022. Disponível em: https://informaticsjournals.com/index.php/jmmf/article/view/31494. Acesso em: 10 may. 2024.