Some estimations of water lenses position based on experimental data obtained by SAR operating at P and VHF bands. - Boris G. Kutuza; Anatoly A. Kalinkevich; Olga Shishkova; V. Plushev; V. Manakov (IGARSS, 2003)

A multi-frequency polarimetric scattering model for subsurface structure detection. - Olga Shishkova; Irena Hajnsek (IGARSS, 2004)