GHOZALI, Fanani Arief; ASNAWI, Rustam; KHAIRUDIN, M; P JATI, Mentari; HOIRUL, Ahmad. Designing a Skill Tree Model for Learning Media. Jurnal Pendidikan Teknologi dan Kejuruan, [S. l.], v. 25, n. 1, p. 132–140, 2019. DOI: 10.21831/jptk.v25i1.20234. Disponível em: https://journal.uny.ac.id/index.php/jptk/article/view/20234. Acesso em: 23 may. 2025.