- Court of Appeals for the Eighth Circuit | Friday, November 9, 1984 | Cited 0 times
- Court of Appeals of Iowa | Thursday, August 30, 1990 | Cited 0 times
- Supreme Court of the United States | Monday, January 21, 1980 | Cited 0 times
- Supreme Court of the United States | Tuesday, March 20, 1984 | Cited 0 times