1. Arnett, W.D. et al. 1989, ARA&A 27, 629.
2. Arnett, W.D., Branch, D. & Wheeler, J.C. 1985, Nat 314, 337.
3. Axelrod, T.S. 1980, in Type I Supernovae, ed. J.C. Wheeler, (Austin: University of Texas), p. 80.
4. Barbon, R., Ciatti, F. & Rosino, L. 1979, A&A 72, 287.
5. Bartel, N. (Ed.) 1985, Supernovae as Distance Indicators, (Berlin: Springer).