Challenges to the European single market at thirty : renationalisation, resilience, or renewed integration?Raudla, Ringa; Spendzharova, AnetaJournal of European Integration2022 / p. 1-17 https://doi.org/10.1080/07036337.2021.2011263 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS