- Supreme Court of Iowa | Wednesday, July 18, 1990 | Cited 0 times
- Supreme Court of Iowa | Wednesday, March 19, 1980 | Cited 0 times
- Michigan Court of Appeals | Thursday, June 18, 1981 | Cited 0 times
- Supreme Court of Minnesota | Friday, January 26, 1979 | Cited 0 times
- Supreme Court of Iowa | Wednesday, November 17, 1976 | Cited 0 times
- New Jersey Superior Court | Friday, August 4, 1989 | Cited 0 times
- Supreme Court of the United States | Monday, June 10, 1968 | Cited 0 times
- Supreme Court of the United States | Wednesday, July 6, 1983 | Cited 0 times