?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.au=Pavlides%2C+A&rft.aulast=Pavlides&rft.aufirst=A&rft.title=Cost+functions+for+railway+operations+and+their+application+to+timetable+optimisation&rft.date=28+May+2017&rft.inst=UCL+(University+College+London)&rft.tpages=209&rft.degree=Doctoral