- North Dakota Supreme Court | Friday, September 4, 1970 | Cited 0 times
- Supreme Court of the United States | Monday, May 24, 1982 | Cited 0 times
- Supreme Court of the United States | Wednesday, February 20, 1980 | Cited 0 times
- Supreme Court of the United States | Wednesday, March 31, 1982 | Cited 0 times