Iswanto, Iswanto, and Samsul Budiarto. “Purwarupa Mesin Penukar Sampah Botol Menjadi Poin Berbasis IoT”. Jurnal Media Informatika 6, no. 3 (May 6, 2025): 1751–1768. Accessed April 30, 2026. https://ejournal.sisfokomtek.org/index.php/jumin/article/view/5831.