Pusung, Piet, Felly Warouw, and Shirly Lumeno. “Mapping of Waste Bank Management Area in Manado City”. Journal of Sustainable Engineering: Proceedings Series 1, no. 1 (June 30, 2019): 46-51. Accessed April 18, 2024. http://seps.unsrat.ac.id/journals/index.php/joseps/article/view/6.