@PHDTHESIS{nguye2016, url = "http://www.theses.fr/2016LYSEI062", title = "The role of the microstructure in granular material instability", author = "Nguyen, Nho Gia Hien", year = "2016", note = "Thèse de doctorat dirigée par Djeran-Maigre, Irini et Nicot, François Génie civil Lyon 2016", note = "2016LYSEI062", url = "http://www.theses.fr/2016LYSEI062/document", }