Lecture Notes in Civil Engineering ISBN: 9783319994222 Internal Erosion in Earthdams, Dikes and Levees-Proceedings of EWG-IE 26th Annual Meeting 2018 EWG-IE: European Working Group on Internal Erosion 26th Annual Meeting 2018 EWG-IE: European Working Group on Internal Erosion 26th Annual Meeting 2018, Sep 2018, Milano, Italy. pp.3-15, ⟨10.1007/978-3-319-99423-9_1⟩