Source apportionment of PM2.5 in Beijing by positive matrix factorization

作者:Song Y; Zhang YH*; Xie SD; Zeng LM; Zheng M; Salmon LG; Shao M; Slanina S
来源:Atmospheric Environment, 2006, 40(8): 1526-1537.
DOI:10.1016/j.atmosenv.2005.10.039