[1] https://www.who.int/emergencies/diseases/novel-coronavirus-2019/events-as-they-happen
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[6] http://www.isna.ir/news/98113022537/
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[10] https://www.bbc.com/persian/iran-51720984
[11] https://coronavirus.jhu.edu/map.html
[12]https://github.com/CSSEGISandData/COVID-19/blob/master/csse_covid_19_data/csse_covid_19_time_series/time_series_covid19_confirmed_global.csv
[13]https://github.com/CSSEGISandData/COVID-19/blob/master/csse_covid_19_data/csse_covid_19_time_series/time_series_covid19_deaths_global.csv
[14] Buscema M., Massini G. and Sacco P. The Topological Weighted Centroid (TWC): A topological approach to the time-space structure of epidemic and pseudo-epidemic processes, Physica A, (2017)
[15] Buscema, M., Breda, M., Catzola, G. The topological weighted centroid, and the semantic of the physical space – theory in Artificial Adaptive Systems in Medicine, (eds Buscema, M., & Grossi, E.) 69-78 (Bentham, 2009).
[16] Grossi, E., Buscema, M. & Jefferson, T. The topological weighted centroid, and the semantic of the physical space – application, in Artificial Adaptive Systems in Medicine, (eds Buscema, M., & Grossi, E.) 79-89 (Bentham, 2009).
[17] Buscema, M., Grossi, E., Bronstein, A., Lodwick, W., Asadi-Zeydabadi, M., Benzi, R. & Newman, F. A new algorithm for identifying possible epidemic sources with application to the German Escherichia Coli outbreak, ISPRS Int. J. Geo- Inf., 2, 155-200, (2013); DOI:10.3390/ijgi2010155
[18] Massimo Buscema, Masoud Asadi-Zeydabadi, Weldon Lodwick, Alphonse Nde Nembot, Alvin Bronstein and Francis Newman Ebola paper, Analysis of the Ebola Outbreak in 2014 and 2018 in West Africa and Congo by Using Artificial Adaptive System, Applied Artificial Indigence, 2020