Nizar, Muhammad, Erman Munir, Edi Munawar, Irvan ., and Vivienne Waller. “Applying Zero Waste Management Concept in a City of Indonesia: A Literature Review”. International Journal of Engineering & Technology 7, no. 4 (May 11, 2019): 6072–6077. Accessed May 4, 2024. https://sciencepubco.com/index.php/ijet/article/view/20667.