Musyono, Ari Dwi Nur Indriawan, et al. “Development Of Character-Based Learning Methods In Computer Aided Design (CAD) Courses”. Jurnal Pendidikan Teknik Mesin, vol. 11, no. 1, May 2024, pp. 88-102, https://jptm.ejournal.unsri.ac.id/index.php/jptm/article/view/24.