Khuluq, Husnul, Tri Cahyani Widiastuti, and Dwiki Fitri. “A Bibliometric Analysis of COVID-19 Researches: Omicron Variant”. Urecol Journal. Part C: Health Sciences 2, no. 1 (June 23, 2022): 1–8. Accessed May 3, 2024. https://e-journal.urecol.org/index.php/ujhs/article/view/132.