APA (7th ed.) Citation

Xu, S., Xie, X., Wang, C., & Yan, J. On the safety effects of off-peak hour speed characteristics of urban arterials. Elsevier.

Chicago Style (17th ed.) Citation

Xu, Sixuan, Xinbo Xie, Chen Wang, and Junyi Yan. On the Safety Effects of Off-peak Hour Speed Characteristics of Urban Arterials. Elsevier.

MLA (9th ed.) Citation

Xu, Sixuan, et al. On the Safety Effects of Off-peak Hour Speed Characteristics of Urban Arterials. Elsevier.