IEC 61076-4-103 Ed. 1.0 b:1999
Connectors for use in d.c. low-frequency analogue and digital high speed data applications - Part 4-103: Printed board connectors with assessed quality - Detail specification for two-part connectors with shielding and a basic grid of 2,5 mm
standard by International Electrotechnical Commission, 02/26/1999