Herold, M., Schmullius, C. C., Hajnsek, I. (2000): Multifrequency and polarimetric radar remote sensing of grassland - Geobiophysical and landcover parameter retrieval with E-SAR data. - In: Buchroithner, M. F. (Ed.), - Proceedings, 20th Annual Symposium of the European-Association-of-Remote-Sensing-Laboratories (EARSeL) (Dresden, Germany 2000), 95-101.