?url_ver=Z39.88-2004&rft_id=10.3390%2Fpr8010039&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aulast=Chow&rft.au=Chow%2C+Wei+Ling&rft.aufirst=Wei+Ling&rft.date=2020&rft.title=Processes&rft.issue=1&rft.volume=8&rft.issn=22279717&rft.atitle=Anaerobic+co-digestion+of+wastewater+sludge%3A+A+review+of+potential+co-substrates+and+operating+factors+for+improved+methane+yield&rft.genre=article