Widayati, Wahyu, Sumi Anggraeni, and Tyas Febriana. “SPEOS Training and Qur’anic Murottal Therapy on Breast Milk Production, Sleep Quality, and Psychological Well-Being Among Postpartum Mothers”. Jurnal Ilmiah Kesehatan (JIKA) 8, no. 2 (August 31, 2026): 543–557. Accessed September 6, 2026. https://salnesia.id/jika/article/view/2099.