- Supreme Court of Iowa | Wednesday, September 17, 1980 | Cited 0 times
- Supreme Court of Iowa | Wednesday, June 15, 1988 | Cited 0 times
- Court of Appeals for the Eighth Circuit | Tuesday, November 30, 1993 | Cited 0 times
- Supreme Court of Iowa | Wednesday, February 18, 1998 | Cited 0 times
- Supreme Court of Iowa | Wednesday, March 19, 1986 | Cited 0 times