Preparation of documents used in electrotechnology - Part 3: Connection diagrams, tables and lists (IEC 61082-3:1993); German version EN 61082-3:1994— 18 стр.
German construction contract procedures - Part C: General technical specifications for building works - General rules for all kinds of building works— 15 стр.
Preparation of documents used in electrotechnology - Part 1: General requirements; Amendment A2 (IEC 61082-1:1991/A2:1996); German version EN 61082-1:1993/A2:1996— 11 стр.