?url_ver=Z39.88-2004&rft_id=10.3390%2Fma15041501&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aufirst=N.I.&rft.au=Rahim%2C+N.I.&rft.aulast=Rahim&rft.issue=4&rft.volume=15&rft.date=2022&rft.title=Materials&rft.issn=19961944&rft.atitle=Effect+of+Crumb+Rubber%2C+Fly+Ash%2C+and+Nanosilica+on+the+Properties+of+Self-Compacting+Concrete+Using+Response+Surface+Methodology&rft.genre=article