- Supreme Court of Iowa | Wednesday, October 17, 1990 | Cited 0 times
- Court of Appeals of Iowa | Wednesday, September 28, 1988 | Cited 0 times
- Court of Appeals of Utah | Monday, September 24, 1990 | Cited 0 times
- South Dakota Supreme Court | Wednesday, July 27, 1994 | Cited 0 times
- Oregon Supreme Court | Monday, November 26, 1990 | Cited 0 times