- Supreme Court of Minnesota | Friday, September 23, 1983 | Cited 0 times
- Court of Appeals of Minnesota | Tuesday, August 28, 1984 | Cited 0 times
- Court of Appeals for the Eighth Circuit | Wednesday, November 5, 1986 | Cited 0 times
- Supreme Court of Minnesota | Friday, June 10, 1988 | Cited 0 times