Sari, Dewi Novita, Rudiyanto, and Maya Intan Arini. “3R (Reduce, Reuse, Recycle) Education for Waste Management Awareness Among Elementary School Students at SD Muhammadiyah Sambon, Boyolali”. Journal of Community Services and Engagement: Voice of Community (VOC) 6, no. 1 (April 20, 2026): 36–46. Accessed September 29, 2026. https://journals2.ums.ac.id/voc/article/view/20317.