References
"Hybrid Warfare: Emerging Research Topics." Information & Security: An International Journal 39, no. 3 (2018): 289-300.
"Connecting Conflict Concepts: Hybrid Warfare and Warden’s Rings." Information & Security: An International Journal 41 (2018): 21-34.
"Obstacles in Inter-Organizational Cooperation and Hybrid Threats." Information & Security: An International Journal 39, no. 1 (2018): 29-41.