DJATMIKO, Istanto Wahyu; WALUYANTI, Sri; SUKARDI, Thomas; YUSWONO, Lilik Chaerul. Profiles of Teachers’ Expertise and Professional Development in Technology and Engineering Expertise Program of Vocational Secondary Schools. Jurnal Pendidikan Teknologi dan Kejuruan, [S. l.], v. 24, n. 2, p. 238–247, 2018. DOI: 10.21831/jptk.v24i2.20014. Disponível em: https://journal.uny.ac.id/index.php/jptk/article/view/20014. Acesso em: 31 may. 2025.