Larch, Mario; Schmeißer, Aiko F.; Wanner, Joschka (2020). «A Tale of (almost) 1001 Coefficients: The Deep and Heterogeneous Effects of the EU-Turkey Customs Union» (στα αγγλικά). JCMS: Journal of Common Market Studies59 (2): 242–260. doi:10.1111/jcms.13058. ISSN1468-5965.
Larch, Mario; Schmeißer, Aiko F.; Wanner, Joschka (2020). «A Tale of (almost) 1001 Coefficients: The Deep and Heterogeneous Effects of the EU-Turkey Customs Union» (στα αγγλικά). JCMS: Journal of Common Market Studies59 (2): 242–260. doi:10.1111/jcms.13058. ISSN1468-5965.