TY  - BOOK
AU  - Sharpton, Virgil L.,
AU  - Ward,Peter Douglas
TI  - Global catastrophes in earth history: An interdisciplinary conference on impacts, volcanism, and mass mortality 
T2  - Special paper /geological society of america
SN  - 0-8137-2247-0
AV  - QE721.2E97 G56
PY  - 1990///
CY  - Boulder, colorado
PB  - Geological society of america
KW  - Extincion (Biologia)
KW  - Congresos
KW  - Límite Cretácico-Paleógeno
KW  - Vulcanismo
KW  - Impacto
N1  - "conference held oct. 20-23, 1988, in snowbird, utah, as a sequel to the conference on large body impacts held in 1981 also in snowbird" --rev. portada
ER  -