?url_ver=Z39.88-2004&rft_id=10.3390%2Fcatal11080977&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aufirst=A.&rft.aulast=Syuhada&rft.au=Syuhada%2C+A.&rft.atitle=Effect+of+calcium+doping+using+aqueous+phase+reforming+of+glycerol+over+sonochemically+synthesized+nickel-based+supported+ZrO2+catalyst&rft.volume=11&rft.issue=8&rft.title=Catalysts&rft.issn=20734344&rft.date=2021&rft.genre=article