DIN EN 50117-3-1-2003
同轴电缆.第3-1部分:电信用电缆分规范.数字电信系统用小型电缆; 德文版本 EN 50117-3-1:2002
Coaxial cables - Part 3-1: Sectional specifications for cables used in Telecom applications; Miniaturized cables used in digital communications systems; German version EN 50117-3-1:2002