TY  - GEN
AU  - Raup,D M
TI  - Biological extinction in earth history
SN  - 0036-8075
PY  - 1999///0909
KW  - Animals
KW  - Biological Evolution
KW  - Earth, Planet
KW  - Eukaryota
KW  - Fossils
KW  - Geological Phenomena
KW  - Geology
KW  - Invertebrates
KW  - Meteoroids
KW  - Minor Planets
KW  - Paleontology
KW  - Periodicity
KW  - Reptiles
N1  - Publication Type: Journal Article; Research Support, U.S. Gov't, Non-P.H.S.; Review
UR  - https://doi.org/10.1126/science.11542058
ER  -