Aripin, Wahyu Teri, and Hilman Mutaqin. “Design of a Garbage Smoothing Machine Using the Frugal Innovation Principle at the Cipasung Tasikmalaya Islamic Boarding School”. Cipasung Techno Pesantren: Scientific Journal 17, no. 1 (January 30, 2023): 34–45. Accessed May 9, 2026. https://journal.sttcipasung.ac.id/index.php/CTP/article/view/28.