- Nebraska Supreme Court | Friday, April 3, 1987 | Cited 0 times
- Nebraska Supreme Court | Friday, July 22, 1994 | Cited 0 times
- Nebraska Supreme Court | Friday, October 21, 1994 | Cited 0 times
- North Dakota Supreme Court | Monday, January 9, 1989 | Cited 0 times
- Nebraska Court of Appeals | Tuesday, October 27, 2009 | Cited 0 times