Haryono, Supri. “Perancangan Mesin Pencacah Sampah Botol Plastik Kapasitas 40 Kg Jam”. Aptek 16, no. 2 (June 28, 2024): 99–103. Accessed December 17, 2025. https://ojs-staging.upp.ac.id/index.php/aptek/article/view/2347.