56 ABNT NBR 15606-7 EN-2013 2013-04-11 English Digital terrestrial television - Data coding and transmission specification for digital broadcasting Part 7: Ginga-NCL: Operational guidelines to ABNT NBR 15606-2 and ABNT NBR 15606-5 57 ABNT NBR 15606-7 ES-2013 2013-04-11 Spanish Digital terre...