%0 Journal Article %A Oussama Hijazi %A Simon Raulot %T Branson's $Q$-curvature in Riemannian and Spin Geometry %J Symmetry, integrability and geometry: methods and applications %D 2007 %V 3 %U http://geodesic.mathdoc.fr/item/SIGMA_2007_3_a118/ %G en %F SIGMA_2007_3_a118