- Supreme Court of Iowa | Monday, April 16, 1990 | Cited 0 times
- Supreme Court of Iowa | Wednesday, January 23, 1991 | Cited 0 times
- South Dakota Supreme Court | Wednesday, September 16, 1992 | Cited 0 times
- Supreme Court of Iowa | Wednesday, October 21, 1987 | Cited 0 times
- Supreme Court of Iowa | Wednesday, December 20, 1989 | Cited 0 times
- Supreme Court of Iowa | Wednesday, February 17, 1988 | Cited 0 times