Ludwig Leinhos"Cyber Defence in Germany: Challenges and the Way Forward for the Bundeswehr."Connections: The Quarterly Journal19,no. 1(2020):9-19.19.1.02_cyber_defence_germany.pdf
Lyubomir Monov, Maksim Karev"How to Counter Hybrid Threats?."Information & Security: An International Journal39,no. 2(2018):113-126.3909_monov_karev_how_to_counter_hybrid_threats.pdf