- Court of Appeals of Wisconsin | Thursday, June 14, 1990 | Cited 0 times
- Wisconsin Supreme Court | Thursday, March 8, 2007 | Cited 0 times
- Wisconsin Supreme Court | Friday, June 29, 1979 | Cited 0 times
- Court of Appeals of Wisconsin | Thursday, February 18, 1988 | Cited 0 times
- Supreme Court of Colorado | Monday, August 25, 1980 | Cited 0 times
- Oregon Tax Court | Monday, February 25, 1974 | Cited 0 times