An HF bi-phase shift keying radar: application to ice sounding in Western Alps and Spitsbergen glaciers. - Florence Nicollin; Yves Barbin; Wlodek Kofman; Daniel Mathieu; Svein-Erik Hamran; Pierre Baüer; José Achache; Jacques Blamont (IEEE Trans. Geosci. Remote. Sens., 1992)

Subsurface structures detection by combining L-band polarimetric SAR and GPR data: example of the Pyla Dune (France). - Gilles Grandjean; Philippe Paillou; Pascale Dubois-Fernandez; Thomas August-Bernex; Nicolas N. Baghdadi; José Achache (IEEE Trans. Geosci. Remote. Sens., 2001)

Subsurface imaging in south-central Egypt using low-frequency radar: Bir Safsaf revisited. - Philippe Paillou; Gilles Grandjean; Nicolas N. Baghdadi; Essam Heggy; Thomas August-Bernex; José Achache (IEEE Trans. Geosci. Remote. Sens., 2003)