Yin, Z., A. X. Jiang, M. Tambe, C. Kiekintveld, K. Leyton-Brown, T. Sandholm, and J. P. Sullivan. “TRUSTS: Scheduling Randomized Patrols for Fare Inspection in Transit Systems Using Game Theory”. AI Magazine, Vol. 33, no. 4, Dec. 2012, p. 59, doi:10.1609/aimag.v33i4.2432.