Djatmiko, Istanto Wahyu, Sunyoto Sunyoto, and Deny Budi Hertanto. “Model Pembelajaran Praktik Pengayaan Motor Listrik Arus Searah Berbantuan Program Delphi”. Jurnal Pendidikan Teknologi dan Kejuruan 22, no. 4 (January 18, 2016): 401–409. Accessed May 15, 2025. https://jurnal.uny.ac.id/index.php/jptk/article/view/7838.