- Nebraska Supreme Court | Friday, June 11, 1993 | Cited 3 times
- Minnesota Court of Appeals | Tuesday, June 13, 1989 | Cited 3 times
- Minnesota Supreme Court | Friday, June 16, 1967 | Cited 3 times
- Minnesota Court of Appeals | Tuesday, April 11, 2006 | Cited 3 times
- Nebraska Supreme Court | Friday, June 7, 1985 | Cited 3 times
- Minnesota Court of Appeals | Tuesday, August 31, 1993 | Cited 2 times