NF C46-873-1*NF EN IEC 63173-1:2021 Maritime navigation and radiocommunication equipment and systems - Data interface - Part 1 : S-421 route plan based on S-100
2021NF C46-873-1*NF EN IEC 63173-1:2021 Maritime navigation and radiocommunication equipment and systems - Data interface - Part 1 : S-421 route plan based on S-100