- Author: Robert B. Cohen, Robert Cohen, Richard W Ferguson, Richard Ferguson, Michael F Oppenheimer
- Language: English
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- Language: English
- Year: 2019
- Author: James J. Emery Michael F Oppenheimer Norman A Graham Richard L Kauffman
- Language: English
- Year: 2019
- Author: Michael F. Oppenheimer
- Language: English
- Year: 2016