- Court of Appeals for the Seventh Circuit | Friday, May 7, 1993 | Cited 0 times
- Supreme Court of Minnesota | Friday, June 5, 1987 | Cited 0 times
- Court of Appeals for the Seventh Circuit | Wednesday, November 2, 1994 | Cited 0 times
- Court of Appeals for the Eighth Circuit | Monday, July 9, 1990 | Cited 0 times