Novianto, Arief, Ahmad Basuki, and Agus Siswono. “Improving Parking attendants’ Competency to Develop Professional Staff in the Parking Sector”. Abdimas: Jurnal Pengabdian Masyarakat Universitas Merdeka Malang 9, no. 1 (February 28, 2024): 134–142. Accessed April 22, 2025. https://jurnal.unmer.ac.id/index.php/jpkm/article/view/12317.