9657=COMPD_CS["ETRF2000-PL + EVRF2007-PL height",GEOGCS["ETRF2000-PL",DATUM["ETRF2000_Poland",SPHEROID["GRS 1980",6378137,298.257222101,AUTHORITY["EPSG","7019"]],AUTHORITY["EPSG","1305"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","9702"]],VERT_CS["EVRF2007-PL height",VERT_DATUM["European Vertical Reference Frame 2007 Poland",2005,AUTHORITY["EPSG","1297"]],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Gravity-related height",UP],AUTHORITY["EPSG","9651"]],AUTHORITY["EPSG","9657"]]