<?xml version="1.0" encoding="UTF-8"?><xml><records><record><source-app name="Biblio" version="6.x">Drupal-Biblio</source-app><ref-type>17</ref-type><contributors><authors><author><style face="normal" font="default" size="100%">Jorge Orestes Cerdeira</style></author><author><style face="normal" font="default" size="100%">Carlos Iglésias</style></author><author><style face="normal" font="default" size="100%">Pedro C. Silva</style></author></authors></contributors><titles><title><style face="normal" font="default" size="100%">The train frequency compatibility problem</style></title><secondary-title><style face="normal" font="default" size="100%">Discrete Applied Mathematics</style></secondary-title></titles><dates><year><style  face="normal" font="default" size="100%">2019</style></year><pub-dates><date><style  face="normal" font="default" size="100%">sep</style></date></pub-dates></dates><urls><web-urls><url><style face="normal" font="default" size="100%">https://doi.org/10.1016%2Fj.dam.2018.10.046</style></url></web-urls></urls><publisher><style face="normal" font="default" size="100%">Elsevier {BV}</style></publisher><volume><style face="normal" font="default" size="100%">269</style></volume><pages><style face="normal" font="default" size="100%">18–26</style></pages><language><style face="normal" font="default" size="100%">eng</style></language><abstract><style face="normal" font="default" size="100%">n/a</style></abstract><notes><style face="normal" font="default" size="100%">n/a</style></notes></record></records></xml>