Ravelo, B., Guerin, M., Bilal, H., Rakotonandrasana, S. and Rahajandraibe, W. 2023. COVID-19 cases prediction with negative group delays digital function. International Journal of Scientific Reports. 9, 11 (Oct. 2023), 366–375. DOI:https://doi.org/10.18203/issn.2454-2156.IntJSciRep20233166.