?url_ver=Z39.88-2004&rft_id=10.1088%2F1755-1315%2F168%2F1%2F012013&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.aufirst=Z.I.&rft.au=Jibril%2C+Z.I.&rft.aulast=Jibril&rft.title=Preparation+and+Characterization+of+Ce-Zr%2FAl-MCM-41+Bimetallic+Catalyst+for+Transesterification+of+Jatropha+Oil+to+Biodiesel&rft.date=2018&rft.issn=17551307&rft.genre=proceeding