Purnamawati, Purnamawati, Anas Arfandi, and Nurfaeda Nurfaeda. “The Level of Use of Information and Communication Technology at Vocational High School”. Jurnal Pendidikan Vokasi 9, no. 3 (December 31, 2019): 249–257. Accessed May 11, 2025. https://journal.uny.ac.id/index.php/jpv/article/view/27117.