Dinoflagellate cysts from the cretaceous/tertiary boundary sequence of El Kef, Northwest Tunisia

Extraterrestrial Cause for the Cretaceous-Tertiary Extinction

Luis W. Alvarez, Walter Álvarez, Frank Asaro et al. · Science · 1980 · 3.9K citations

An extraterrestrial event at the Cretaceous–Tertiary boundary

Jan Smit, J. Hertogen · Nature · 1980 · 414 citations

Cretaceous Period, Extraterrestrial Event, Cretaceous-paleogene Boundary

The Chronology of the Geological Record

Hubertus Porada · Precambrian Research · 1986 · 406 citations

Sedimentary Record, Engineering, History Of Geology +6

Jurassic to Paleogene: Part 2 Paleogene geochronology and chronostratigraphy

William A. Berggren, Dennis V. Kent, John J. Flynn · Geological Society London Memoirs · 1985 · 301 citations · Full text

Marine Geology, Magnetic Polarity Stratigraphy, Engineering +10

ANALYSES OF PRE-PLEISTOCENE ORGANIC-WALLED DINOFLAGELLATES

L E Stover, Evitt Wr · 1978 · 296 citations

Paleoenvironmental Reconstruction, Evolutionary Biology, Cretaceous Period