- Court of Appeals for the Fifth Circuit | Friday, February 1, 2008 | Cited 0 times
- Court of Appeals for the Seventh Circuit | Wednesday, July 12, 1989 | Cited 0 times
- Court of Appeals for the Seventh Circuit | Friday, April 21, 1989 | Cited 0 times
- Court of Appeals for the Seventh Circuit | Friday, November 6, 1987 | Cited 0 times
- United States Tax Court | Tuesday, November 13, 1990 | Cited 0 times
- United States Tax Court | Tuesday, August 6, 1991 | Cited 0 times