- United States Tax Court | Wednesday, April 13, 1988 | Cited 0 times
- Court of Appeals for the Federal Circuit | Friday, March 2, 2007 | Cited 0 times
- Court of Appeals for the Fifth Circuit | Tuesday, August 11, 2009 | Cited 0 times
- Court of Appeals for the D.C. Circuit | Tuesday, June 17, 2003 | Cited 0 times
- Court of Appeals for the Seventh Circuit | Friday, April 8, 1994 | Cited 0 times
- United States Tax Court | Monday, May 4, 1992 | Cited 0 times