Geochemistry of trace elements in the Mengtuo Neogene lignite of Lincang, western Yunnan
CHEN Jian,CHEN Ping,YAO Duoxi,GUO Jiangfeng
Earth Science Frontiers . 2016, (3): 83 -89 .  DOI: 10.13745/j.esf.2016.03.011