Lestari, A. S., N. Adiputra, I. A. Manuaba, and I. D. P. Sutjana. “Access to Personal Hygiene Improves the Quality of Life at Elderly Hostels”. International Research Journal of Engineering, IT and Scientific Research, vol. 2, no. 11, Nov. 2016, pp. 22-28, https://sloap.org/journals/index.php/irjeis/article/view/518.