Ahissan Donatien, EHOUMAN, et al. “Study of the Methanogenic Potential of Used Grease and Bleaching Earth by Conversion into Biogas: The Case of a Wastewater Treatment Plant and a Refinery”. Applied Chemical Engineering, vol. 7, no. 2, July 2024, p. 5499, doi:10.59429/ace.v7i2.5499.