The effects of the rotational speed of voussoir beam structures formed by key strata on the ground pressure of stopes

Autor: Li, Zhu, Xu, Jialin, Ju, Jinfeng, Zhu, Weibing, Xu, Jingmin
Zdroj: In International Journal of Rock Mechanics and Mining Sciences August 2018 108:67-79
Databáze: ScienceDirect