Pangestuti, Riana Wibi, Mungin Eddy Wibowo, and Muhammad Japar. “The Effectiveness of Psychoeducational Group With Group Exercises Technique to Improve Student’s Self-Efficacy”. Islamic Guidance and Counseling Journal 3, no. 1 (January 30, 2020): 38–45. Accessed August 24, 2025. https://journal.iaimnumetrolampung.ac.id/index.php/igcj/article/view/673.