Raychev, Yavor. “VALERIY GERASIMOV AND DOCTRINE ON HYBRID WAR”. Proceedings of the International Scientific Conference "Social Changes in the Global World" 2, no. 5 (May 21, 2019): 845-863. Accessed June 25, 2022. https://js.ugd.edu.mk/index.php/scgw/article/view/2970.