00314nas a2200097   4500000000100000008004100001100001800042245013700060300001200197490000700209       2022                            d1 aKim Sang-hyun00aA Study on Attack Patterns and Responses in Cognitive Warfare: Focusing on the 2014 annexation of Crimea and the 2022 war in Ukraine  a21 - 490 v32