Visvaldis Mangulis, Latvia in the Wars of the 20th century, Princeton Junction: Cognition Books, (ISBN0-912881-00-3, lire en ligne), « VIII. September 1939 to June 1941 »
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Nearly 650,000 soldiers, according to Kenneth Christie et Robert Cribb, Historical Injustice and Democratic Transition in Eastern Asia and Northern Europe: Ghosts at the Table of Democracy, RoutledgeCurzon, , 83 p. (ISBN0-7007-1599-1, lire en ligne)
June 14 the Estonian government surrendered without offering any military resistance; The occupation authorities began...by disarming the Estonian Army and removing the higher military command from powerAlan Ertl, Toward an Understanding of Europe, Universal-Publishers, (ISBN978-1-59942-983-0, lire en ligne), p. 394
The Estonian armed forces were disarmed by the Soviet occupation in June 1940Toivo Miljan, Historical Dictionary of Estonia, Scarecrow Press, (ISBN0-8108-4904-6, lire en ligne), p. 111
Baltic States: A Study of Their Origin and National Development, Their Seizure and Incorporation Into the U.S.S.R, W. S. Hein, (lire en ligne), p. 280
see report of Latvian Chargé d'affaires, Fricis Kociņš, regarding the talks with Soviet Foreign Commissar Molotov in (la) I.Grava-Kreituse, I.Feldmanis, J.Goldmanis, A.Stranga., Latvijas okupācija un aneksija 1939–1940: Dokumenti un materiāli. (The Occupation and Annexation of Latvia: 1939–1940. Documents and Materials.), , 348–350 p. (lire en ligne [archive du ])
for Estonia see, for instance, Tanel Kerikmäe et Hannes Vallikivi, « State Continuity in the Light of Estonian Treaties Concluded before World War II », Juridica International, no I 2000, , p. 30–39 (lire en ligne [archive du ], consulté le )
For Lithuania see, for instance, Thomas Remeikis, « The decision of the Lithuanian government to accept the Soviet ultimatum of 14 June 1940 », Lituanus, vol. 21, no 4 – Winter 1975, (lire en ligne, consulté le )
see report of Latvian Chargé d'affaires, Fricis Kociņš, regarding the talks with Soviet Foreign Commissar Molotov in (la) I.Grava-Kreituse, I.Feldmanis, J.Goldmanis, A.Stranga., Latvijas okupācija un aneksija 1939–1940: Dokumenti un materiāli. (The Occupation and Annexation of Latvia: 1939–1940. Documents and Materials.), , 348–350 p. (lire en ligne [archive du ])
for Estonia see, for instance, Tanel Kerikmäe et Hannes Vallikivi, « State Continuity in the Light of Estonian Treaties Concluded before World War II », Juridica International, no I 2000, , p. 30–39 (lire en ligne [archive du ], consulté le )