- Court of Appeals for the Seventh Circuit | Friday, August 29, 1980 | Cited 0 times
- Supreme Court of the United States | Monday, May 14, 1979 | Cited 0 times
- Supreme Court of the United States | Monday, June 1, 1987 | Cited 0 times
- Supreme Court of the United States | Monday, May 15, 1989 | Cited 0 times