- Supreme Court of the United States | Monday, June 20, 1983 | Cited 0 times
- Supreme Court of Minnesota | Thursday, March 11, 1999 | Cited 0 times
- Court of Appeals for the Eighth Circuit | Tuesday, June 29, 1999 | Cited 0 times
- Supreme Court of Minnesota | Thursday, July 15, 1999 | Cited 0 times