?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=Sidek%2C+A.&rft.aulast=Sidek&rft.aufirst=A.&rft.issn=13942506&rft.atitle=Oily+sand+cleaning+optimization+by+surfactants+interfacial+tension+screening+and+hydrocyclone+separation+Pengoptimuman+pembersihan+pasir+berminyak+oleh+saringan+ketegangan+antara+muka+surfaktan+dan+pemisahan+hidrosiklon&rft.title=Malaysian+Journal+of+Analytical+Sciences&rft.date=2021&rft.pages=203-214&rft.volume=25&rft.issue=2&rft.genre=article