5829 20220915114034.0 CTALK-2022-0074 Herzl, Nathan HERZL Characterization of the Han-sur-Lesse’s alluvial plain by seismic imagery 2022 2022-03-29 NO H/V spectral ratio Han-sur-Lesse alluvial plane Geophysics Martin, Aurélie Van Noten, Koen De Plaen, Raphael Zeckra, Martin Boulard, Coline Fontaine, Olivier Lecocq, Thomas Belqua workshop, Royal Academies of Science and the Arts of Belgium, Brussels, Belgium koen.vannoten@observatoire.be Contributed CTALKCONT