Da Costa, Maharany, Luh Ruliati, and Amelya Sir. “Study of Non-Star Hotel Sanitation in Kupang City”. Timorese Journal of Public Health 3, no. 2 (June 1, 2021): 54-61. Accessed November 22, 2024. https://ejurnal.undana.ac.id/index.php/TJPH/article/view/5058.