- Nebraska Supreme Court | Friday, November 22, 1991 | Cited 0 times
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- Nebraska Supreme Court | Friday, March 2, 1990 | Cited 0 times
- Nebraska Supreme Court | Friday, January 10, 1992 | Cited 0 times
- Nebraska Supreme Court | Friday, August 16, 1991 | Cited 0 times
- Supreme Court of the United States | Wednesday, June 25, 1980 | Cited 0 times
- Supreme Court of the United States | Monday, June 10, 1968 | Cited 0 times
- Supreme Court of the United States | Tuesday, March 20, 1990 | Cited 0 times