- Supreme Court of Minnesota | Friday, August 18, 1978 | Cited 0 times
- Supreme Court of Minnesota | Friday, September 13, 1974 | Cited 0 times
- North Dakota Supreme Court | Thursday, February 1, 1979 | Cited 0 times
- Court of Appeals of Minnesota | Tuesday, December 28, 1993 | Cited 0 times
- Court of Appeals of Minnesota | Tuesday, August 6, 1991 | Cited 0 times