A parameterization of low visibilities for hazy days in the North China Plain
J. Chen, C. Zhao, N. Ma, Pengfei Liu, T. Göbel, E. Hallbauer, Z. Deng, L. Ran, Wanyun Xu, Z. Liang, Hongjian Liu, P. Yan, X. J. Zhou, A. Wiedensohler