README.txt

http://www.omg.org/spec/KDM/
  ↳  http://www.omg.org/spec/KDM/1.1/
    ↳  http://www.omg.org/spec/KDM/20090502/EssentialOCL.emof (INCORRECT)
    ↳  http://www.omg.org/spec/KDM/20090502/09-05-23.ecore

Documents Associated With 
Architecture-Driven Modernization (ADM)/
Knowledge Discovery Meta-Model (KDM), 
Version 1.2 
Release Date: June 2010

Normative

Grammar in a broad sense fetched automatically on 23 October 2014 by Vadim Zaytsev, http://grammarware.net