Syari RM, Suarman S, Syabrus H. The Effect of Online Learning and Learning Motivation on Student Learning Outcomes in Economics Class XII at SMA N 2 Mandau. jptam [Internet]. 2022 Jul. 19 [cited 2025 Jan. 15];6(2):14669-78. Available from: http://jptam.org/index.php/jptam/article/view/4747