Television systems - Specification of the domestic video Programme Delivery Control system (PDC)(Endorsement of the English version EN 300231 V 1.3.1 (2003-04) as German standard)— 1 стр.
Digital Video Broadcasting (DVB) - Specification for Service Information (SI) in DVB systems (Endorsement of the English version EN 300468 V1.9.1 (2009-03) as German standard)— 2 стр.