hal-00963846 title_s DISPERSIVE ESTIMATES FOR THE SCHRODINGER OPERATOR ON STEP 2 STRATIFIED LIE GROUPS auteur Hajer Bahouri, Clotilde Fermanian Kammerer, Isabelle Gallagher journal Analysis & PDE volume 9 numero 3 fichier_hal https://hal.science/hal-00963846/document annee 2016