Tianlin Wang Christopher Ruf Darren McKague Anthony Russel Andrew O'Brien 0001 Scott Gleason 0001 The Important Role of Antenna Pattern Characterization in the Absolute Calibration of GNSS-R Measurements. 144-146 2021 IGARSS https://doi.org/10.1109/IGARSS47720.2021.9554506 conf/igarss/2021 db/conf/igarss/igarss2021.html#WangRMROG21