TY  - RPRT
TI  - Chicxulub impact event; computer animations and paper models
AU  - T. R. Alpha
AU  - John P. Galloway
AU  - S. W. Starratt
PY  - 1997
DO  - 10.3133/ofr97442a
UR  - https://pubs.usgs.gov/publication/ofr97442A
ID  - ofr97442A
ER  -