- Illinois Supreme Court | Friday, March 21, 1980 | Cited 0 times
- Illinois Supreme Court | Friday, April 17, 1981 | Cited 0 times
- Supreme Court of the United States | Monday, May 20, 1974 | Cited 0 times
- Supreme Court of the United States | Friday, July 2, 1976 | Cited 0 times
- Supreme Court of the United States | Tuesday, October 12, 1976 | Cited 0 times