?url_ver=Z39.88-2004&rft_id=10.1088%2F1757-899X%2F241%2F1%2F012003&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.aufirst=G.&rft.au=Hailu+Shimels%2C+G.&rft.aulast=Hailu+Shimels&rft.title=A+comparative+study+on+stress+and+compliance+based+structural+topology+optimization&rft.date=2017&rft.issn=17578981&rft.genre=proceeding