Permana, Tutut Indria, and Diani Fatmawati. “Mempersiapkan SMP Muhammadiyah 1 Malang Meraih Predikat Sekolah Adiwiyata”. Sasambo: Jurnal Abdimas (Journal of Community Service) 2, no. 3 (October 30, 2020): 180–187. Accessed January 30, 2026. https://journal-center.litpam.com/index.php/Sasambo_Abdimas/article/view/310.