LIU, Ruyuan. Application of Roadway Excavation and Supporting Technology in Coal Mining Engineering. International Journal of Natural Resources and Environmental Studies, [S. l.], v. 8, n. 4, p. 106–112, 2026. DOI: 10.62051/ijnres.v8n4.10. Disponível em: https://wepub.org/index.php/IJNRES/article/view/6146. Acesso em: 21 jul. 2026.