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Catastrophic Mass ExtinctionPaleoenvironmental ReconstructionMarine GeologyPlanktic ForaminiferaEngineeringPalaeo-environmental ReconstructionPaleoceanographyEvolutionary BiologyCretaceous PeriodGeologySw FranceCretaceous-paleogene Boundary
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Extraterrestrial Cause for the Cretaceous-Tertiary Extinction
Luis W. Alvarez, Walter Álvarez, Frank Asaro et al. · Science · 1980 · 3.9K citations
Periodic Extinction of Families and Genera
David M. Raup, J. John Sepkoski · Science · 1986 · 439 citations