EVOLUTION IN THE VOLUMETRIC TYPE Ia SUPERNOVA RATE FROM THE SUPERNOVA LEGACY SURVEY (ASTRONOMICAL JOURNAL, 2012)

(untitled) - Perrett, K; Sullivan, M; Conley, A; Gonzalez-Gaitan, S; Carlberg, R; Fouchez, D; Ripoche, P; Neill, J; Astier, P; Balam, D; Balland, C; Basa, S; et al.