https://www.wto.org/english/res_e/booksp_e/anrep_e/anrep17_e.pdf
https://wiiw.ac.at/cefta-trade-and-growth-patterns-fifteen-years-since-establishment-dlp-6508.pdf
https://publications.parliament.uk/pa/ld201719/ldselect/ldeucom/387/387.pdf
https://www.economiesuisse.ch/de/artikel/faktencheck-bilaterale-iii