Daniel Henke Arnold Barmettler Erich Meier Bistatic Experiment with the UWB-CARABAS Sensor - First Results and Prospects of Future Applications. II:234-237 2009 IGARSS (2) https://doi.org/10.1109/IGARSS.2009.5418051 conf/igarss/2009 db/conf/igarss/igarss2009.html#HenkeBM09