[Cabada, Ladislav (2018): Visegrad Group in the Context of Other Central European Cooperation Formats. Politics in Central Europe 13(2): 165–179, doi: 10.2478/pce-2018-0006.10.2478/pce-2018-0006]Open DOISearch in Google Scholar
[Cabada, Ladislav – Waisová, Šárka (2018): The Visegrad Four as an ambitious actor of (Central-) European foreign and security policy. Politics in Central Europe 13 (2): 9–20, doi: 10.2478/pce-2018-0014.10.2478/pce-2018-0014]Open DOISearch in Google Scholar
[Corneliu-Aurelian, Colceriu (2017): Iohannis: Romania wants to make Three Seas Initiative summit more visible; it is a profoundly pro-European initiative. Tribune Content Agency Regional News Chicago, 3 October.]Search in Google Scholar
[Ehlem, Mark (2017): Neighbours look suspiciously at Warsaw. Gazeta Wyborcza, 23 June,14.10.24989/medienjournal.v23i4.503]Search in Google Scholar
[Gera, Vanessa (2017): Trump visit spotlights Three Seas plan for more energy ties. The Seattle Times, 5 July.]Search in Google Scholar
[Gniazdowski, Mateusz (2017): Comments on the Structure of the Three Seas Initiative and the Warsaw Summit. The Polish Quarterly of International Affairs 26(2): 105–108.]Search in Google Scholar
[Investor’s Business Daily (2017): Can Trump Use Fracking to Break Putin’s Stranglehold On Eastern Europe? (6 July), available at: https://www.investors.com/politics/editorials/can--trump-use-fracking-to-break-putins-stranglehold-on-eastern-europe/(12February2018).]Search in Google Scholar
[Jones, James L. (2017): Chances Three Seas Initiative. Rzeczpospolita, 3 July, A10.]Search in Google Scholar
[Kauffmann, Sylvie (2017): Donald Trump à Varsovie pour redorer son blason européen. Le Monde, 5 July.]Search in Google Scholar
[Kokot, Michał (2017): What does Three Seas Initiative want from Donald Trump? Gazeta Wyborcza, 6 July, 3.]Search in Google Scholar
[Kořan, Michal – Wiśniewski, Bartosz – Strážay, Tomáš (2017): Myths around Three Seas Initiative. Rzeczpospolita, 6 July.]Search in Google Scholar
[Krupa, Matthias (2017): Trump umgarnt die Polen. Die Zeit, 28 June.]Search in Google Scholar
[MacDowall, Andrew (2013): Poor roads blight bridge over Danube. Financial Times, 18 October.]Search in Google Scholar
[Milewski, Oktawian (2017):Romania and the Three Seas Initiative: Bucharest, 2018 Summit Host, The Polish Quarterly of International Affairs 26/2: 82–93.]Search in Google Scholar
[Parafianowicz, Zbigniew (2017): Promises solidarity and will go to Putin. Dziennik Gazeta Prawna, 6 July, A2.]Search in Google Scholar
[Pavlovets, Yuri (2017): Croatian president assures Putin that Three Seas Initiative isn’t anti--Russian, EA Daily, 20 October: https://eadaily.com/en/news/2017/10/20/croatian-president--offers-russia-joining-anti-russian-program(12 February 2018).]Search in Google Scholar
[President of the Republic of Poland (2017): Three Seas summit has built ties among CE countries, 6 July, http://www.prezydent.pl/en/news/art,496,president-three-seas-summit-has-built-ties--among-ce-countries.html (12 February 2018).]Search in Google Scholar
[Ruszkowski, Janusz (2010): Supranationalism in the European Union’s political system, Warsaw.]Search in Google Scholar
[Ruszkowski, Janusz (2015): European theories in search of the European Union’s final political purpose, in Wojnicz, L. – Rdzanek, D. – Potkańska, M., eds., In search of the final political purpose of the European Union, 9 –27, Institute of Political Science and European Studies at the University of Szczecin, Institute of European Studies of the University of Warsaw.]Search in Google Scholar
[Ruszkowski, Janusz (2017): Bypassing states in the European Union’s system of multi-level management, in Ruszkowski, J – Podgórzańska, R. eds., A state in the European Union, University of Szcecin.]Search in Google Scholar
[The Digital 3 Seas Initiative: A Call For a Cyber Upgrade of Regional Cooperation (2018): The Kosciuszko Institute Policy Brief, June 2018, available at: https://www.globsec.org/wp-content/uploads/2018/06/WHITE_PAPER_The-Digital-3-Seas-Initiative_GLOBSEC.pdf (1 October 2018).]Search in Google Scholar
[Usakovs, Nils – Grybauskaite, Dalia (2018): Highlights from Baltic Russian-language media 22–28 Jan, BBC Monitoring European, 1 February.]Search in Google Scholar
[Wiśniewski, Bartosz (2017): The Three Seas Initiative after the Warsaw Summit: What Next? The Polish Quarterly of International Affairs 26/2: 55–64.]Search in Google Scholar
[Wroński, Paweł (2017): Three Seas Initiative: From great idea to modest reality, Gazeta Wyborcza, 6 July: 3.]Search in Google Scholar
[Xinhua (2017): Trump hails Three Seas summit, 6 July, available at: http://www.xinhuanet.com/english/2017-07/06/c_136423078.htm (12 February 2018).]Search in Google Scholar
