1. See Joined Cases C-72/10 & C-77/10, Marcello Costa, Ugo Cifone, judgment of 16 February 2012, para 54.
2. See Joined Cases C-72/10 & C-77/10, Marcello Costa, Ugo Cifone, judgment of 16 February 2012, para. 54.
3. Case C-484/10, Asociación para la Calidad de los Forjados (Ascafor), Asociación de Importadores y Distribuidores de Acero para la Construcción (Asidac) v. Administración del Estado, et, [hereinafter Asociación para la Calidad], judgment of 1 March 2012.
4. Tryfonidou, supra note 136, at 56.
5. The process importantly allowing for the operation of the principle of proportionality specifically directing the focus of the application of Treaty free movement law in particular instances.