- Supreme Court of the United States | Tuesday, May 31, 1983 | Cited 0 times
- Court of Appeals of Minnesota | Tuesday, October 15, 1991 | Cited 0 times
- Supreme Court of Minnesota | Thursday, August 13, 1998 | Cited 0 times
- Court of Appeals of Minnesota | Tuesday, January 23, 2001 | Cited 0 times