Pollution Characteristics and Sources of Carbonaceous Components in PM 2.5 during Winter in Chengdu
SHI Huibin, HUANG Yi, CHENG Xin, LI Ting, HE Min, WANG Jinjin
Ecology and Environment . 2021, (7): 1420 -1427 .  DOI: 10.16258/j.cnki.1674-5906.2021.07.011