The changing characteristics of soluble ions in PM2.5 in summer over Laohugou region in the Qilian Mountains
ZHANG Yange, XU Jianzhong, YU Guangming
JOURNAL OF GLACIOLOGY AND GEOCRYOLOGY . 2017, (5): 1022 -1028 .  DOI: 10.7522/j.issn.1000-0240.2017.0309