Yu Guo, Zewei Li, Tukhtaev Bobirjon Isomitdinovich, Yewuhalashet Fissha, N. Rao Cheepurupalli, Mengxue Wang, Xiaowei Feng, Bin Du. "Strata behavior and advanced control technologies in longwall top coal caving of extra-thick coal seams under hard roofs." Scientific Reports, 2026. doi:10.1038/s41598-026-62897-2