| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Constitutionalising Secession | 978-1-84946-437-6 (1-84946-437-5) | 2014 | |
| Constitutional Law in Belgium | 978-90-411-5168-1 (90-411-5168-0) | 2013 | André Alen |
| Separating Powers: International Law before National Courts: International Law before National Courts | 978-90-6704-958-0 (90-6704-958-1) | 2014 | |
Hart Publishing · T.M.C. Asser Press · Wolters Kluwer