TY - JOUR A1 - Bi, X. A1 - Cheng, Y. A1 - Dai, Q. A1 - Wu, J. A1 - Zhang, J. A1 - Zhang, Y. A1 - Wang, L. A1 - Tian, Y. A1 - Feng, Y. T1 - Characteristics of the main primary source profiles of particulate matter across China: from 1987 to 2017 JO - Atmos. Chem. Phys. Discuss. J1 - ACPD VL - 2018 SP - 1 EP - 53 Y1 - 2018/09/05 PB - Copernicus Publications SN - 1680-7375 UR - https://acp.copernicus.org/preprints/acp-2018-687/ L1 - https://acp.copernicus.org/preprints/acp-2018-687/acp-2018-687.pdf DO - 10.5194/acp-2018-687 ER -