Luthfansyah, Sudjimat DA, Pradani YF. The Effectiveness of Digital Flipbook Media in Vocational Engineering Drawing Education. J. teknol. inf. pendidik. [Internet]. 2026May4 [cited 2026May10];19(2):1515-2. Available from: http://tip.ppj.unp.ac.id/index.php/tip/article/view/1116