?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=Coop%2C+Matthew+R&rft.aufirst=Matthew+R&rft.aulast=Coop&rft.date=May+2024&rft.atitle=The+discrete+and+continuum+behaviour+of+railway+ballast&rft.issn=2214-3912&rft.title=Transportation+Geotechnics&rft.volume=46&rft.genre=article