- Supreme Court of the United States | Monday, June 16, 1980 | Cited 0 times
- Supreme Court of Iowa | Wednesday, November 12, 1980 | Cited 0 times
- Court of Appeals for the Third Circuit | Monday, June 22, 1981 | Cited 0 times
- Supreme Court of the United States | Monday, May 18, 1964 | Cited 0 times