Authors: Iwamoto, K Nakamura, T Nomoto, K Mazzali, PA Danziger, IJ Garnavich, P Kirshner, R Jha, S Balam, D Thorstensen, J

Citation: K. Iwamoto et al., The peculiar type Ic supernova 1997ef: Another hypernova, ASTROPHYS J, 534(2), 2000, pp. 660-669