AntLib v1.0: A Generic C++ Framework for Ant Colony Optimization. - Francisco Javier Diego Martín; José Ángel González Manteca; Ruth Carrasco-Gallego; Javier Carrasco Arias (ANTS Conference, 2008)

An extended rolling stock problem with empty trains timetabling through a heuristic approach. - Natalia Ibáñez-Herrero; Álvaro García-Sánchez; Miguel Ortega-Mier; Francisco Javier Diego Martín (OR Insight, 2013)