Solving a large real-world bus driver scheduling problem with a multi-assignment based heuristic algorithm - Constantino, Ademir Aparecido; Mendonça Neto, Candido Ferreira Xavier de; Araujo, Silvio Alexandre de; Landa-Silva, Dario; Calvi, Rogério; Santos, Allainclair Flausino dos (Journal of Universal Computer Science, 2017)