Rimonda, R., M. E. Wibowo, and M. Jafar. “The Effectiveness of Group Counseling by Using Cognitive Behavioral Therapy Approach With Cinematherapy and Self-Talk Techniques to Reduce Social Anxiety at SMK N 2 Semarang”. Jurnal Bimbingan Konseling, Vol. 7, no. 2, Sept. 2018, pp. 145-52, https://journal.unnes.ac.id/sju/jubk/article/view/25773.