Deirde M. CURTIN (ed), Alfred E. KELLERMANN (ed), Steven BLOCKMANS (ed), The EU Constitution: The Best Way Forward?, The Hague, TMC Asser Press, 2005, 21-38
DE WITTE, Bruno, The Process of Ratification and the Crisis Options: A Legal Perspective, in Deirde M. CURTIN (ed), Alfred E. KELLERMANN (ed), Steven BLOCKMANS (ed), The EU Constitution: The Best Way Forward?, The Hague, TMC Asser Press, 2005, 21-38
- https://hdl.handle.net/1814/3504