- Appellate Court of Illinois | Thursday, March 22, 1990 | Cited 0 times
- Court of Appeals of Minnesota | Tuesday, April 15, 1986 | Cited 0 times
- Court of Appeals of Wisconsin | Thursday, July 18, 1985 | Cited 0 times
- Wisconsin Supreme Court | Tuesday, June 24, 1986 | Cited 0 times
- Supreme Court of Iowa | Wednesday, February 17, 1988 | Cited 0 times