- United States Tax Court | Monday, October 19, 1981 | Cited 0 times
- Court of Appeals for the Seventh Circuit | Thursday, October 27, 1988 | Cited 0 times
- Court of Appeals for the Second Circuit | Tuesday, May 14, 1991 | Cited 0 times
- United States Tax Court | Tuesday, May 28, 1985 | Cited 0 times
- United States Tax Court | Tuesday, February 8, 1994 | Cited 0 times
- United States Tax Court | Tuesday, February 19, 1991 | Cited 0 times
- United States Tax Court | Thursday, March 23, 1989 | Cited 0 times