https://ec.europa.eu/commission/presscorner/api/files/document/print/en/ip_22_1511/IP_22_1511_EN.pdf
https://rusi.org/commentary/russias-reach-exceeds-its-grasp-over-karabakh-conflict?utm_source=RUSI+Newsletter&utm_campaign=f8c06368b6-EMAIL_CAMPAIGN_2020_09_10_09_43_COPY_01&utm_medium=email&utm_term=0_0c9bbb5ef0-f8c06368b6-47711229
https://sosapadilla.github.io/files/papers/Bianchi_Sosa-Padilla_PP.pdf
https://www.gmfus.org/sites/default/files/2022-02/Keil%20-%20NATO%20core%20tasks%20-%20brief%20NEW.pdf