Conference Paper
Siegle, Joseph.2022." Russia's Use of Private Military Contractors", in Hearing, 15 September. Washington: U.S. House of Representatives House Committee on Oversight and Reform Subcommittee on National Security
Marten, Kimberly.2020."Untangling the Purposes of a Russian Power Tool, in Center for International Security and Cooperation, 26 Mei 2020. Virtual Seminar
Online Articles
Foreign Policy Institute, 2019. "Diplomacy and Dividends: Who Really Controls the Wagner Group?" [Online]. In https://www.fpri.org/article/2019/10/diplomacy-and-dividends-who-really-controls-the-wagner-group/ [accessed 6 July 2023].
TASS, 2023. "Prigozhin refuses to sign contract, his participation in operation ends --- legislator" [Online]. In https://tass.com/defense/1640411 [accessed 6 July 2023]
Journal Article
Irvin Grayson A, 2011. "Rethinking the Role and Regulation of Private Military Companies: What the United States and United Kingdom Can Learn from Shared Experiences in the War on Terror", 39 (2): 446-468 Â
