Ultrawideband Gated Step Frequency Ground-Penetrating Radar. - Mats Jørgen Oyan; Svein-Erik Hamran; Leif Hanssen; Tor Berger; Dirk Plettemeier (IEEE Trans. Geosci. Remote. Sens., 2012)

Compact Airborne C-Band Radar Sounder. - Mats Jørgen Oyan; Svein-Erik Hamran; Leif Damsgard; Tor Berger (IEEE Trans. Geosci. Remote. Sens., 2014)