1998ETSI ETS 300 814-1998 Digital Video Broadcasting (DVB); DVB Interfaces to Synchronous Digintal Hierarchy (SDH) Networks
1997ETSI PRETS 300 814-1997 Digital Video Broadcasting (DVB); DVB Interfaces to Synchronous Digital Hierarchy (SDH) Networks
ETSI PRETS 300 814-1997 Digital Video Broadcasting (DVB); DVB Interfaces to Synchronous Digital Hierarchy (SDH) Networks was changed to ETSI ETS 300 814-1998 Digital Video Broadcasting (DVB); DVB Interfaces to Synchronous Digintal Hierarchy (SDH) Networks.