- Publication venue
- Jefferson Digital Commons
- Publication date
- 01/04/1997
- Field of study
- Publication venue
- Jefferson Digital Commons
- Publication date
- 01/12/2010
- Field of study
- Publication venue
- Jefferson Digital Commons
- Publication date
- 01/08/2002
- Field of study
- Publication venue
- Jefferson Digital Commons
- Publication date
- 01/08/1992
- Field of study
- Publication venue
- Jefferson Digital Commons
- Publication date
- 01/04/1987
- Field of study