1. Bartosch A (2002) The relationship of public procurement and state aid surveillance—the toughest standard applies? CML Rev 35:551–576
2. Boyd A, Teal J (2004) Interpreting the Altmark decision, the challenges from a private practitioner’s perspective (McGrigors LLP)
3. Hatzopoulos V, Stergiou H (2011) Public procurement law and health care: from theory to practice. In: Van de Gronden J, Szyszczak E, Krajewski M, Neergaard U (eds) Healthcare and EU Law. TMC Asser Press, The Hague
4. Neergaard U (2012) The concept of SSGI and the asymmetries between free movement and competition law. In: Neergaard U, Szyszczak E, Van de Gronden J, Krajewski M (eds) Social services of general interest in the EU. TMC Asser Press, The Hague
5. Nicolaides P (2003) Compensation for public service obligations: the floodgates of state aid. ECLR 24(11):561–573