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New version of the Green Book and the Blue Book

Green Book Edition 8.3 and Blue Book Edition 12.2 have been published.

Green Book Edition 8.3, specifying the architecture and protocols has been released on 30th June 2017.

Blue Book Edition 12.2, specifying the COSEM interface classes and the OBIS codes has been released on 19th January 2017.

Earlier versions are accessible in the archive.

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