?url_ver=Z39.88-2004&rft_id=10.1016%2Fj.ijhydene.2017.03.091&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=Hagos%2C+F.Y.&rft.aufirst=F.Y.&rft.aulast=Hagos&rft.volume=42&rft.issn=03603199&rft.issue=37&rft.pages=23846-23855&rft.date=2017&rft.atitle=Effect+of+fuel+injection+timing+of+hydrogen+rich+syngas+augmented+with+methane+in+direct-injection+spark-ignition+engine&rft.title=International+Journal+of+Hydrogen+Energy&rft.genre=article