Situmorang, Robinson, and Jhoni Siang. “Pengembangan Model Pendidikan Karakter Dengan Pendekatan Qr Code”. Jurnal Ilmiah Wahana Pendidikan 5, no. 4 (December 1, 2019): 59-70. Accessed May 10, 2026. https://jurnal.peneliti.net/index.php/JIWP/article/view/134.