See TPS I (IV/36.237, 3 March 1999, paragraph 30), British Interactive Broadcasting/Open (IV/36.539, 15 September 1999, OJ L 312, paragraph 26) and Telenor/Canal+/Canal Digital (COMP/C.2/38.287, 29 December 2003, paragraph 50).
Cfr. TPS I (IV/36.237 del 3 marzo 1999, punto 30), British Interactive Broadcasting/Open (IV/36.539 del 15 settembre 1999, GU L 312, punto 26) e Telenor/Canal+/Canal Digital (COMP/C.2/38.287 del 29 dicembre 2003, punto 50).