KHABIBI, M.; SUGIYO, S.; MULAWARMAN, M. The Effectiveness of Group Counseling on Coping Strategy of Problem Focused Coping and Emotional Focused Coping to Increase the Assertive Behavior. Jurnal Bimbingan Konseling, v. 12, n. 1, p. 1-6, 30 abr. 2023.