- Supreme Court of Minnesota | Friday, January 30, 1981 | Cited 0 times
- Court of Appeals for the Eighth Circuit | Tuesday, May 12, 1987 | Cited 0 times
- Supreme Court of Minnesota | Friday, July 6, 1990 | Cited 0 times
- South Dakota Supreme Court | Wednesday, April 29, 1992 | Cited 0 times
- Supreme Court of Minnesota | Friday, April 15, 1988 | Cited 0 times
- Supreme Court of Minnesota | Friday, November 21, 1986 | Cited 0 times