Olegario, Marín-Machuca, Carlos Enrique Chinchay-Barragán, Moro-Pisco José Francisco, Vargas-Ayala Jessica Blanca, Machuca-Mines José Ambrosio, María del Pilar Rojas-Rueda, and Zambrano-Cabanillas Abel Walter. “Statistical Mathematical Analysis of COVID-19 at World Level”. International Journal of Physics Research and Applications 7, no. 1 (April 5, 2024): 040–047. Accessed May 1, 2025. https://www.physicsresjournal.com/ijpra/article/view/ijpra-aid1082.