Standard DIN EN 61850-8-1:2003
Communication networks and systems in substations - Part 8-1: Specific communication service mapping (SCSM), Mappings to MMS (ISO/IEC 9506 -1 and -2) and to ISO/IEC 8802-3 (IEC 57/617/CDV:2002); German version prEN 61850-8-1:2002, text in English Ritirato