2014NF C46-811-1:2014 Maritime navigation and radiocommunication equipment and systems - Digital interfaces - Part 1 : single talker and multiple listeners
2001NF C46-811:2001 Maritime navigation and radiocommunication equipment and systems - Digital interfaces - Part1 : single talker and mutiple listeners.
1997NF C46-811:1997 MARITIME NAVIGATION AND RADIOCOMMUNICATION EQUIPMENT AND SYSTEMS. DIGITAL INTERFACES. PART 1 : SINGLE TALKER AND MULTIPLE LISTENERS. (EUROPEAN STANDARD EN 61 162-1).