https://static.rusi.org/202303-SR-Unconventional-Operations-Russo-Ukrainian-War-web-final.pdf.pdf
http://dip21.bundestag.de/dip21/btd/19/007/1900700.pdf
https://www.politico.eu/article/coroanvirus-covid19-surveillance-data/?utm_source=POLITICO.EU&utm_campaign=817f8bef8e-EMAIL_CAMPAIGN_2020_03_25_09_59&utm_medium=email&utm_term=0_10959edeb5-817f8bef8e-190380769
https://www.atlanticcouncil.org/blogs/new-atlanticist/experts-react-can-new-french-and-german-weapons-turn-the-tide-in-ukraine/