TY - JOUR A1 - Liu, C. A1 - Ma, Z. A1 - Mu, Y. A1 - Liu, J. A1 - Zhang, C. A1 - Zhang, Y. A1 - Liu, P. A1 - Zhang, H. T1 - The levels, variation characteristics, and sources of atmospheric non-methane hydrocarbon compounds during wintertime in Beijing, China JO - Atmos. Chem. Phys. J1 - ACP VL - 17 IS - 17 SP - 10633 EP - 10649 Y1 - 2017/09/11 PB - Copernicus Publications SN - 1680-7324 UR - https://acp.copernicus.org/articles/17/10633/2017/ L1 - https://acp.copernicus.org/articles/17/10633/2017/acp-17-10633-2017.pdf DO - 10.5194/acp-17-10633-2017 ER -