Kassa H, Suliman H, Workayew T. Evaluation of Composting Process and Quality of Compost from Coffee By-Products (Coffee Husk & Pulp). Ethiop. J. Env Stud & Manag [Internet]. 2012 Feb. 1 [cited 2026 Aug. 31];4(4). Available from: https://www.ajol.info/index.php/ejesm/article/view/73344