The Hell Creek Formation and the Cretaceous-Tertiary Boundary in the Northern Great Plains
Geological Society of America
Title |
The Hell Creek Formation and the Cretaceous-Tertiary Boundary in the Northern Great Plains
|
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Published by |
Geological Society of America, January 2002
|
DOI | 10.1130/0-8137-2361-2 |
ISBNs |
978-0-8137-2361-7
|
Authors |
Joseph H. Hartman, Kirk R. Johnson, Douglas J. Nichols |
Country | Count | As % |
---|---|---|
United States | 2 | 20% |
Japan | 1 | 10% |
United Kingdom | 1 | 10% |
Bolivia, Plurinational State of | 1 | 10% |
Unknown | 5 | 50% |
Type | Count | As % |
---|---|---|
Members of the public | 7 | 70% |
Scientists | 3 | 30% |
Country | Count | As % |
---|---|---|
Canada | 1 | 7% |
Unknown | 14 | 93% |
Readers by professional status | Count | As % |
---|---|---|
Researcher | 1 | 7% |
Unknown | 14 | 93% |
Readers by discipline | Count | As % |
---|---|---|
Agricultural and Biological Sciences | 1 | 7% |
Unknown | 14 | 93% |