“OPTIMALISASI UNIT PENGOLAHAN SAMPAH ORGANIK MENGGUNAKAN MAGGOT DI TPA MANGGAR KOTA BALIKPAPAN”. SPECTA Journal of Technology 10, no. 1 (April 30, 2026): 104–115. Diakses November 2, 2026. https://journal.itk.ac.id/index.php/sjt/article/view/8481642.