Free radical in situ analysis and change of spontaneous combustion characteristics after pre-oxidation for thermal upgraded lignite
LIU Lihua, CHU Mo, DANG Tongtong, CHANG Zhibing, QU Yang
CIESC Journal . 2017, (10): 3967 -3977 .  DOI: 10.11949/j.issn.0438-1157.20170532