Kristianingsih, Sri Aryanti, Heru Astikasari Setya Murti, and Krismi Diah Ambarwati. “Problem-Focused Coping Training to Reduce Stress in Drug-Involved Prisoners”. Bulletin of Counseling and Psychotherapy 6, no. 2 (August 18, 2024). Accessed July 5, 2025. https://www.journal.kurasinstitute.com/index.php/bocp/article/view/1012.