APA (7th ed.) Citation

Li, X., Zhou, J., & Zhao, X. (2016). Travel itinerary problem. Transportation research. Part B: methodological, 91, 332-343. https://doi.org/10.1016/j.trb.2016.05.013

Chicago Style (17th ed.) Citation

Li, Xiang, Jiandong Zhou, and Xiande Zhao. "Travel Itinerary Problem." Transportation Research. Part B: Methodological 91 (2016): 332-343. https://doi.org/10.1016/j.trb.2016.05.013.

MLA (9th ed.) Citation

Li, Xiang, et al. "Travel Itinerary Problem." Transportation Research. Part B: Methodological, vol. 91, 2016, pp. 332-343, https://doi.org/10.1016/j.trb.2016.05.013.