Electricity metering - Data exchange for meter reading, tariff and load control - Part 53: COSEM application layer (IEC 62056-53:2006); German version EN 62056-53:2007, text in English
电能计量.抄表、电费和负荷控制用数据交换.第53部分:COSEM应用层(IEC 62056-53-2006);德文版EN 62056-53:2007 英文文本