María Pilar Tormos Antonio Luis Lova Federico Barber Laura Paola Ingolotti Montserrat Abril Miguel A. Salido A Genetic Algorithm for Railway Scheduling Problems. 255-276 2008 Metaheuristics for Scheduling in Industrial and Manufacturing Applications http://dx.doi.org/10.1007/978-3-540-78985-7_10 series/sci/2008-128 db/series/sci/sci128.html#TormosLBIAS08