Dyah G. R. Kareri, Derri R. Tallo Manafe, Maria Kurniati Ester Payon. The Effect of Jacobson’s Progressive Muscular Relaxation on Sleep Quality in Elderly at Budi Agung Social Institution. IndoJPMR [Internet]. 2020Dec.30 [cited 2026Jan.12];9(01):12 -18. Available from: https://indojournalpmr.org/IndoJPMR/article/view/252