PROJCS["Hanoi 1972 / Gauss-Kruger zone 18",GEOGCS["Hanoi 1972",DATUM["Hanoi_1972",SPHEROID["Krassowsky 1940",6378245,298.3,AUTHORITY["EPSG","7024"]],TOWGS84[-17.51,-108.32,-62.39,0,0,0,0],AUTHORITY["EPSG","6147"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.01745329251994328,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4147"]],UNIT["metre",1,AUTHORITY["EPSG","9001"]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",0],PARAMETER["central_meridian",105],PARAMETER["scale_factor",1],PARAMETER["false_easting",18500000],PARAMETER["false_northing",0],AUTHORITY["EPSG","2044"],AXIS["Y",EAST],AXIS["X",NORTH]]