Sari, Permata, Ferisa Prasetyaning Utami, Agung Prasetyo, Ilham Khairi Siregar, and Ryan Hidayat Rafiola. “Reinforcement Positif : Teknik Untuk Meningkatkan Academic Engagement Siswa Pada Pandemi Covid-19 ”. Bulletin of Counseling and Psychotherapy 4, no. 3 (November 12, 2022): 584-589. Accessed August 3, 2025. https://journal.kurasinstitute.com/index.php/bocp/article/view/307.