- Nebraska Supreme Court | Friday, October 28, 2016 | Cited 0 times
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- Court of Appeals for the Eighth Circuit | Tuesday, January 22, 2008 | Cited 0 times
- Nebraska Supreme Court | Friday, July 21, 2006 | Cited 0 times
- Supreme Court of the United States | Monday, December 15, 1980 | Cited 0 times