- Aviel Roshwald, "Ethnic Nationalism and the Fall of Empires: Central Europe, the Middle East and Russia, 1914–1923", Routledge (UK), 2001, ISBN 0-415-17893-2, p. 37
- Richard K Debo, Survival and Consolidation: The Foreign Policy of Soviet Russia, 1918-192, McGill-Queen's Press, 1992, ISBN 0-7735-0828-7, p. 59.
- James H. Billington, Fire in the Minds of Men, Transaction Publishers, ISBN 0-7658-0471-9, p. 432
- Andrzej Paczkowski, "The Spring Will Be Ours: Poland and the Poles from Occupation to Freedom", Penn State Press, 2003, ISBN 0-271-02308-2, p. 10
- David Parker, The Tragedy of Great Power Politics, W. W. Norton & Company, 2001, ISBN 0-393-02025-8, p.194
- Mark Hewitson, Matthew D'Auria Europe in Crisis: Intellectuals and the European Idea, 1917-1957 2012 Page 191 "... of the other national movements that had found themselves included in Piłsudski's project, especially the Lithuanians. ... The somewhat nostalgic image of 'Intermarium', the land of cultural and historical diversity destroyed by the wave of "
- Miloslav Rechcígl, Studies in Czechoslovak history Czechoslovak Society of Arts and Sciences in America - 1976 Volume 1 - Page 282 "This new policy, which was labeled the Intermarium, or Third Europe Project, called for the establishment of ..."
- Fritz Taubert Mythos München: 2002 page 351 "... range détente with Germany and in the chance of creating a Polish-led "Third Europe" or "Intermarium" as illusory."
- Stefan Troebst, "'Intermarium' and 'Wedding to the Sea': Politics of History and Mental Mapping in East Central Europe," European Review of History, vol. 10, issue 2 (Summer 2003), pp. 293–321. Retrieved 9 September 2007.
- Alexei Fenenko, Geopolitics of Intermarium: Kiev’s Conduct Escalates Tensions in the Baltic-Black Sea Region, Valday Discussion Club, May 22, 2015.