@article {34067,
	title = {Observation of black carbon in Northern China in winter of 2018{\textendash}2020 and its implications for black carbon mitigation},
	journal = {Science of the Total EnvironmentScience of the Total Environment},
	volume = {877},
	year = {2023},
	note = {Export Date: 16 September 2023},
	type = {Article},
	author = {Y. Wang and Ju, Q. and Xing, Z. and Zhao, J. and Guo, S. and Li, F. and Du, K.}
}
