NURTANTO, Muhammad; NURHAJI, Soffan; BASER, Jamil Abd; YADIN, Yadin. Problem-Based Learning Implementation: Improvement in Learning Process and Results in Vocational Higher Education. Jurnal Pendidikan Teknologi dan Kejuruan, [S. l.], v. 24, n. 2, p. 203–212, 2018. DOI: 10.21831/jptk.v24i2.19519. Disponível em: https://journal.uny.ac.id/index.php/jptk/article/view/19519. Acesso em: 31 may. 2025.