https://www.imperial.ac.uk/media/imperial-college/medicine/sph/ide/gida-fellowships/Imperial-College-COVID19-NPI-modelling-16-03-2020.pdf
https://www.brookings.edu/articles/tracing-the-rise-of-russian-state-media-on-tiktok/
http://futurion.se/wp-content/uploads/2018/03/Futurion_Rapport_2018-1_webb.pdf