BibTex format
@article{Anupriya and Graham:2020:10.1016/j.trb.2020.05.019,
author = {Anupriya and Graham, DJ and Carbo, JM and Anderson, RJ and Bansal, P},
doi = {10.1016/j.trb.2020.05.019},
journal = {Transportation Research Part B: Methodological},
pages = {292--316},
title = {Understanding the costs of urban rail transport operations},
url = {http://dx.doi.org/10.1016/j.trb.2020.05.019},
volume = {138},
year = {2020}
}