Sehnálek, D. The Intergovernmental Alternative: ‘Tertial Law’ and Agreements Outside the Framework of Treaties. In Unequal Equals? The Status of Member States in an Integrating European Union; Sehnálek, D., Ed.; Studies of the Central European Professors’ Network: Miskolc–Budapest, 2026; pp. 279–299. https://doi.org/10.54237/profnet.2026.dsuesmsieu_8.