References

Alvarez L. W., Alvarez W., Asaro F., and Michel H. (1980) Extraterrestrial cause for the Cretaceous-Tertiary extinction. Science, 208, 1095-1108.

Grieve, R. 1990. Impact Cratering on the Earth. Scientific American, April, p.66.

Grieve, R., J. Rupert, J. Smith, and A. Therriault. 1995. The record of Terrestrial impact cratering. GSA Today, v5no10(Oct):192.

Jansa, L., M-P Aubry, and F. Gradstein. 1990. Comets and extinctions; Cause and effect? Geological Soc. of Amer. Special Paper 247:223, eds. Sharpton and Ward.

Marvin, Ursula B. 1990. Impact and its revolutionary implications for geology. Geological Soc. of Amer. Special Paper 247:147, eds. Sharpton and Ward.

McLaren, D. J. and Goodfellow, W. D. Geological and biological consequences of giant impacts. Annu. Rev. Earth Planet. Sci. 1990. 18:123-71.

Sleep, N., K. Zahnle, J. Kasting, and H. Morowitz. 1989. Annilhilation of ecosystems by large asteroid impacts on the early Earth. Nature 342:139, 9 Nov.

Stanley, S. Extinction. Scientific American Library, New York, 242p.


Sharpton V. L. and Ward P. W., eds. (1990) Global Catastrophes in Earth History: The Proceedings of An Interdisciplinary Conference on Impacts, Volcanism and Mass Mortality. Geol. Soc. Am. Spec. Paper 247. 631 pp.