Diaz Perez, F.J. (2020) “Growth forecast of the covid-19 with the gompertz function, Case study: Italy, spain, Hubei (China) and South Korea”, International Journal of Advanced Engineering Research and Science, 7(7). Available at: https://journal-repository.com/index.php/ijaers/article/view/2200 (Accessed: 3 July 2024).