- Court of Appeals for the Eighth Circuit | Monday, June 16, 1997 | Cited 0 times
- Court of Appeals for the Eighth Circuit | Wednesday, July 1, 1998 | Cited 0 times
- Supreme Court of Delaware | Friday, March 4, 1994 | Cited 0 times
- Supreme Court of the United States | Wednesday, March 20, 1991 | Cited 0 times