Cross References:ISO 2382-9ISO 2382-14ISO 7498ISO 8402IEC 50-161IEC 50-191IEC 50-351IEC 50-351/Amd 1:1978IEC 50-721IEC 870-1-3CCITT X.200CCITT X.210ANSI. "IEEE Standard Dictionary of Electrical and Electronics Terms"AS 4140All current amendments available at time of purchase are included with the purchase of this document.