Case C-599/10: Judgment of the Court (Fourth Chamber) of 29 March 2012 (reference for a preliminary ruling from the Najvyšší súd Slovenskej republiky — Slovak Republic) — SAG ELV Slovensko a.s., FELA Management AG, ASCOM (Schweiz) AG, Asseco Central Europe a.s., TESLA Stropkov a.s., Autostrade per l’Italia SpA, EFKON AG, Stalexport Autostrady SA v Úrad pre verejné obstarávanie (Public procurement — Directive 2004/18/EC — Contract award procedures — Restricted call for tenders — Assessment of the tender — Requests by the contracting authority for clarification of the tender — Conditions)