Dodero, A. L., Casello, J. M., Molinero, A. R. M., & Santiago-Rodríguez, D. . (2012). The Influence of Ownership and Business Models on Achieving Transit Improvements. Washington, D.C.: Transportation Research Board. Retrieved from https://trid.trb.org/view.aspx?id=1129982 (Original work published 2012)