Amin, Muhammad, and Bima Mustaqim. “Vocational Teachers Readiness in Integration The Principles of Industrial Revolution 4.0 into The Learning Process”. Elinvo (Electronics, Informatics, and Vocational Education) 6, no. 2 (December 27, 2021): 106–119. Accessed February 12, 2026. https://jurnal.uny.ac.id/index.php/elinvo/article/view/44210.