?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.aufirst=U.+K.+Nizar&rft.aulast=U.+K.+Nizar&rft.au=U.+K.+Nizar%2C+U.+K.+Nizar&rft.title=The+Effect+of+Titanium+Tetrahedral+Coordination+of+Silica-Titania+Catalyst+on+the+Physical+Properties+of+Biodiesel&rft.date=October+2017&rft.genre=proceeding