- Court of Appeals for the Seventh Circuit | Thursday, May 18, 1989 | Cited 0 times
- United States Tax Court | Monday, March 5, 1990 | Cited 0 times
- United States Tax Court | Monday, April 8, 1991 | Cited 0 times
- United States Tax Court | Tuesday, June 7, 1994 | Cited 0 times