- Illinois Supreme Court | Wednesday, September 7, 1994 | Cited 0 times
- Illinois Supreme Court | Friday, April 18, 1980 | Cited 0 times
- Illinois Supreme Court | Friday, March 2, 2001 | Cited 0 times
- Supreme Court of the United States | Monday, June 26, 1972 | Cited 0 times
- Supreme Court of the United States | Monday, June 4, 1979 | Cited 0 times
- Supreme Court of the United States | Friday, September 13, 1991 | Cited 0 times