Halperin 2002, pp. 501–507. Halperin, Charles J. (2002). "Muscovy as a Hypertrophic State: A Critique". Kritika: Explorations in Russian and Eurasian History (به انگلیسی). 3 (3). doi:10.1353/kri.2002.0036. ISSN1538-5000.
worldcat.org
Halperin 2002, pp. 501–507. Halperin, Charles J. (2002). "Muscovy as a Hypertrophic State: A Critique". Kritika: Explorations in Russian and Eurasian History (به انگلیسی). 3 (3). doi:10.1353/kri.2002.0036. ISSN1538-5000.