@data{365994a4-46ef-46b8-886a-7142dc1f0ea3, title = {Daily data set of sulfur dioxide at Beijing Shangdianzi atmospheric background watch station in 2018}, author = {He Di and Zhou Huaigang}, url = {http://www.ncdc.ac.cn/portal/metadata/365994a4-46ef-46b8-886a-7142dc1f0ea3}, cstr = {11738.11.ncdc.SDZRAW.2020.27}, doi = {10.12072/ncdc.sdzraw.db2940.2023}, journal = {National Cryosphere Desert Data Center}, publisher = {National Cryosphere Desert Data Center(www.ncdc.ac.cn)} }