- Supreme Court of the United States | Wednesday, January 15, 1992 | Cited 0 times
- Supreme Court of the United States | Wednesday, February 19, 1975 | Cited 0 times
- Supreme Court of the United States | Monday, July 2, 1979 | Cited 0 times
- Supreme Court of the United States | Tuesday, December 9, 1980 | Cited 0 times
- Supreme Court of the United States | Wednesday, March 1, 1972 | Cited 0 times
- District Court, D. Colorado | Thursday, November 14, 1991 | Cited 0 times