“Efektivitas Terapi Relaksasi Otot Progresif Dan Terapi Musik Suara Alam Terhadap Tingkat Stres Mahasiswa Semester Akhir: Effectiveness of Progressive Muscle Relaxation Therapy and Natural Sound Music Therapy on Final Semester Student Stress Levels”. Journal of Health, vol. 11, no. 1, Sept. 2025, pp. 052-60, https://doi.org/10.30590/joh.v11n1.719.