?url_ver=Z39.88-2004&rft_id=10.4236%2Fwjm.2019.93004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aufirst=Daniel&rft.aulast=Fernandez+Caballero&rft.au=Fernandez+Caballero%2C+Daniel&rft.issn=2160-0503&rft.volume=9&rft.date=2019&rft.atitle=Optimization+of+Energy+Density+in+Girders+under+Pure+Bending+with+an+Extruded+Monolithic+Cross-Section&rft.title=World+Journal+of+Mechanics&rft.issue=3&rft.pages=53-66&rft.genre=article