TY - JOUR AU - Oussama Hijazi AU - Simon Raulot TI - Branson's $Q$-curvature in Riemannian and Spin Geometry JO - Symmetry, integrability and geometry: methods and applications PY - 2007 VL - 3 UR - http://geodesic.mathdoc.fr/item/SIGMA_2007_3_a118/ LA - en ID - SIGMA_2007_3_a118 ER -