Permata, Ayu, and Rere Mauliyah. 2023. “Case Studies of Physiotheraphy for Elderly People With Dementia With Brain Gym Exercise and Music Therapy to Improve Sleep Quality”. Jurnal Ilmu Kesehatan Abdurrab 1 (1), 1-6. https://jurnal.univrab.ac.id/index.php/jika/article/view/3555.