- Supreme Court of Minnesota | Monday, January 18, 1982 | Cited 0 times
- Court of Appeals for the Second Circuit | Wednesday, November 16, 1960 | Cited 0 times
- Court of Appeals for the Eighth Circuit | Friday, July 27, 1979 | Cited 0 times
- Supreme Court of Minnesota | Friday, May 31, 1985 | Cited 0 times
- Supreme Court of the United States | Tuesday, February 24, 1987 | Cited 0 times