- Court of Appeals for the Tenth Circuit | Thursday, December 19, 1991 | Cited 0 times
- Court of Appeals for the Tenth Circuit | Thursday, April 25, 1991 | Cited 0 times
- United States Tax Court | Tuesday, March 28, 1989 | Cited 0 times
- United States Tax Court | Tuesday, March 24, 1992 | Cited 0 times
- United States Tax Court | Wednesday, June 12, 1991 | Cited 0 times