BibTex format
@article{Hörcher:2021:10.1016/j.ecotra.2021.100196,
author = {Hörcher, D and Tirachini, A},
doi = {10.1016/j.ecotra.2021.100196},
journal = {Economics of Transportation},
pages = {1--34},
title = {A review of public transport economics},
url = {http://dx.doi.org/10.1016/j.ecotra.2021.100196},
volume = {25},
year = {2021}
}