Rinaldi, Martaria Rizky, and Natasya Natasya. “Progressive Muscle Relaxation Training for Reducing Caregiver Stress”. Humanitas (Jurnal Psikologi) 9, no. 2 (August 30, 2025): 335–350. Accessed December 6, 2025. http://114.7.153.31/index.php/humanitas/article/view/10651.