Arifin, Muchammad Choerul, Naelufa Syifna Wifaqotul Muna, Arizka Yuliana, Lingga Sanjaya Putra Mahardhika, Albert Hosea Santoso, and Dwi Ertiningsih. “Effect of COVID-19 Patients Flow Rate from ER to LPD on COVID-19 Patients Healing Rates at RSUP DR. Sardjito’s ER”. Journal of the Indonesian Mathematical Society 28, no. 2 (July 31, 2022): 173–184. Accessed November 23, 2024. https://jims-a.org/index.php/jimsa/article/view/1041.