1. ALVAREZ, L.W., ALVAREZ, W., ASARO, F., and MICHEL, H.V., 1980, Extraterrestrial cause for the Cretaceous-Tertiary Extinction:Science, v. 308, p. 1095–1108.
2. ALVAREZ, WALTER, ASARO, FRANK, and MONTANARI, ALESSANDRO, 1990, Iridium Profile for 10 million years across the Cretaceous-Tertiary Boundary at Gubbio (Italy):Science, v. 250, p. 1700–1701.
3. ARCHIBALD, J.D., 1996a, Dinosaur Extinction and the End of an Era: What the Fossils Say. New York, Columbia University Press, 237 p.
4. ARCHIBALD, J.D., 1996b, Testing extinction theories at the Cretaceous-Tertiary boundary using the vertebrate fossil record, In, MacLeod, N., and Keller, G., eds. The Cretaceous-Tertiary mass extinction: biotic and environmental changes. W. W. Norton & Co., New York, p. 373–398.
5. ARCHIBALD, J.D., 1996c, Dinosaur Extinction and the End of an Era: What the Fossils Say. In, Wolberg, D. L. and Stump, E., eds., Dinofest International: Symposium April 18–21, 1996, Program with Abstracts, Arizona State University, p. 25.