- Supreme Court of the United States | Wednesday, March 20, 1991 | Cited 0 times
- Court of Appeals for the Eighth Circuit | Monday, August 8, 1994 | Cited 0 times
- North Dakota Supreme Court | Thursday, January 9, 1992 | Cited 0 times
- Court of Appeals for the Eighth Circuit | Wednesday, September 1, 1993 | Cited 0 times
- North Dakota Supreme Court | Thursday, March 18, 1982 | Cited 0 times
- North Dakota Supreme Court | Tuesday, November 9, 1993 | Cited 0 times