- Supreme Court of the United States | Tuesday, December 1, 1987 | Cited 0 times
- Supreme Court of the United States | Monday, October 13, 1947 | Cited 0 times
- Supreme Court of the United States | Monday, April 2, 1979 | Cited 0 times
- District Court, D. Nebraska | Tuesday, June 5, 1990 | Cited 0 times