Goldner Lang, IrisNagy, Boldizsár2023-06-162023-06-1620211574-0196, 1744-551510.1017/S1574019621000249http://hdl.handle.net/20.500.14018/13884engCC BY 4.0https://creativecommons.org/licenses/by/4.0/Border controlEuropean UnionNon-RefoulementExternal Border Control Techniques in the EU as a Challenge to the Principle of Non-RefoulementJournal articlehttps://www.cambridge.org/core/product/identifier/S1574019621000249/type/journal_article