Jens Reimann Anna Maria Büchner Sebastian Raab Klaus Weidenhaupt 0001 Matthias Jirousek Marco Schwerdt Highly Accurate Radar Cross-Section and Transfer Function Measurement of a Digital Calibration Transponder without Known Reference - Part I: Measurement and Results. 1153 2023 February 15 Remote. Sens. 4 https://doi.org/10.3390/rs15041153 db/journals/remotesensing/remotesensing15.html#ReimannBRWJS23