- Supreme Court of the United States | Tuesday, March 21, 1989 | Cited 0 times
- Supreme Court of the United States | Tuesday, March 21, 1989 | Cited 0 times
- Court of Appeals for the Eighth Circuit | Thursday, March 17, 1983 | Cited 0 times
- Nebraska Supreme Court | Friday, February 17, 1989 | Cited 0 times
- Court of Appeals for the Fifth Circuit | Wednesday, April 22, 1987 | Cited 0 times
- Supreme Court of the United States | Monday, November 18, 1957 | Cited 0 times