First European and Pan-European integration efforts and British reluctanceRamiro Troitino, David; Kerikmäe, Tanel; Chochia, Archil; Hrebickova, AndreaBrexit : history, reasoning and perspectives2018 / p. 3-20 https://doi.org/10.1007/978-3-319-73414-9_1

Jean Monnet before the first European community : a historical perspective and criticRamiro Troitino, DavidTrames2017 / p. 193-213 http://www.ester.ee/record=b1073095*est https://doi.org/10.3176/tr.2017.3.01

The European Union and its political leaders : understanding the integration process2022 https://doi.org/10.1007/978-3-030-96662-1