Towards the Validation of a Volumetric Imaging Concept for the SAR Exploration of Enceladus - Benedikter, Andreas; Rodriguez-Cassola, Marc; Krieger, Gerhard; Scheiber, Rolf; Martin del Campo Becerra, Gustavo; Horn, Ralf; Moreira, Alberto; Stelzig, Michael; Vossiek, Martin (AGU Fall Meeting 2019, 2019)