- District Court, D. Colorado | Friday, December 21, 1990 | Cited 0 times
- Supreme Court of the United States | Tuesday, February 22, 1972 | Cited 0 times
- Supreme Court of the United States | Friday, August 22, 1980 | Cited 0 times
- Supreme Court of the United States | Thursday, June 17, 1976 | Cited 0 times
- Supreme Court of the United States | Monday, June 2, 1969 | Cited 0 times
- Supreme Court of the United States | Monday, May 13, 1985 | Cited 0 times
- Supreme Court of the United States | Friday, June 19, 1987 | Cited 0 times
- Supreme Court of the United States | Friday, September 13, 1991 | Cited 0 times