Mazzali, Paolo Stellar Astrophysics, MPI for Astrophysics, Max Planck Society;
Fryer, C. L., Brown, P. J., Bufano, F., Dahl, J. A., Fontes, C. J., Frey, L. H., et al. (2009). Spectra and light curves of failed supernovae. The Astrophysical Journal, 707(1), 193-207. doi:10.1088/0004-637X/707/1/193.