Ellipsoid in EasyTrans

http://wayback.archive.org/web/20120210194139/http://www.geoima.de/software/easy/e_ellinfo.html

geo-Ingenieurbüro Dr. Mathes und Mathes-Hauff, Vermessung, Satelliten, Software, Koordinaten, Transformation, Beratung, Ingenieur, INS