Improving the representation of HONO chemistry in CMAQ and examining its impact on haze over China oleh S. Zhang, S. Zhang, S. Zhang, G. Sarwar, J. Xing, B. Chu, B. Chu, B. Chu, C. Xue, C. Xue, A. Sarav, D. Ding, H. Zheng, Y. Mu, Y. Mu, Y. Mu, F. Duan, T. Ma, H. He, H. He, H. He