VERT_CS["NIVELLEMENT GENERAL DU LUXEMBOURG",VERT_DATUM["NORMAL NULL (NIVELLEMENT GENERAL DU LUXEMBOURG NG-L)",2005,AUTHORITY["IGNF","REA109"]],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Gravity-related height",UP],AUTHORITY["IGNF","NNLUX"]]