%0 Journal Article %T Division of coal spontaneous combustion stages and selection of indicator gases %A Li, Zongxiang %A Zhang, Mingqian %A Yang, Zhibin %A Yu, Jingxiao %A Liu, Yu %A Wang, Haiwen %J PLoS ONE %V 17 %N 4 %D 2022-04-27 %I Public Library of Science %~ DeepDyve