Hutabarat, Lathifatun Nisa, and Rustam Rustam. “Teachers’ Perception of Smartboard Technology Innovation As A Support for Learning Change in Private Junior High School Pab 21 Pematang Johar”. Journal of Education Research 7, no. 2 (June 23, 2026): 1056–1064. Accessed July 2, 2026. https://mail.jer.or.id/index.php/jer/article/view/3714.