2977 20161107104849.0 CTALK-2016-0016 Watlet, A. Groundwater Storage in a Karst Vadose Zone Evidenced Using Gravimetric and Surface-to-borehole ERT Monitoring Systems 2015 2015-09-06 KARAG Project/ KARAG Project/ KARAG Project NO Kaufmann, O. Francis, O. Van Camp, M. Near Surface Geoscience 2015 - 21st European Meeting of Environmental and Engineering Geophysics, Torino michel.vancamp@observatoire.be Contributed CTALKCONT