Fauji, Hikni Rahmat, et al. “The Effect of Progressive Muscle Relaxation on Depression and Blood Glucose Levels in Patients With Type 2 Diabetes Mellitus”. Jurnal Kesehatan Budi Luhur: Jurnal Ilmu-Ilmu Kesehatan Masyarakat, Keperawatan, Dan Kebidanan, vol. 19, no. 2, July 2026, pp. 445-50, doi:10.62817/jkbl.v19i2.539.