Sari, M. N., M. Ulya, and A. V. K. Mawardani. “STACTISTICAL DATA ANALYSIS OF THE COVID-19 VIRUS IN CENTRAL JAVA PROVINCE”. Sunan Kalijaga Journal of Applied Mathematics, vol. 2, no. 2, Oct. 2024, pp. 77-85, http://sunankalijaga.org/jurnal/index.php/skjam/article/view/126.