- Supreme Court of Iowa | Friday, November 20, 1987 | Cited 0 times
- Supreme Court of the United States | Monday, June 26, 1978 | Cited 0 times
- Court of Appeals for the Fourth Circuit | Tuesday, March 27, 1990 | Cited 0 times
- Supreme Court of Iowa | Wednesday, October 23, 1996 | Cited 0 times
- Supreme Court of Iowa | Wednesday, December 23, 1992 | Cited 0 times
- Supreme Court of Iowa | Wednesday, March 26, 1997 | Cited 0 times
- Court of Appeals for the Eighth Circuit | Monday, March 1, 1993 | Cited 0 times
- Supreme Court of Iowa | Wednesday, November 22, 1995 | Cited 0 times