- Supreme Court of Iowa | Wednesday, February 18, 1981 | Cited 0 times
- South Dakota Supreme Court | Wednesday, May 14, 1986 | Cited 0 times
- South Dakota Supreme Court | Wednesday, July 3, 1991 | Cited 0 times
- Appellate Court of Illinois | Thursday, November 19, 1981 | Cited 0 times
- South Dakota Supreme Court | Wednesday, July 24, 1991 | Cited 0 times
- Supreme Court of Iowa | Wednesday, September 17, 1980 | Cited 0 times
- North Dakota Supreme Court | Tuesday, September 20, 1988 | Cited 0 times
- Supreme Court of Iowa | Wednesday, November 25, 1981 | Cited 0 times