Hadi, Syamsul, Ach. Muhib Zainuri, Nurhadi, Nurchajat, and Purwoko. “Rancang Bangun Portal Penggerak Roda Gigi Di Malang”. JURNAL PENGABDIAN KEPADA MASYARAKAT 15, no. 2 (December 10, 2025): 379–387. Accessed August 21, 2026. https://ojs.uninus.ac.id/JPKM/article/view/3826.