- United States Tax Court | Monday, April 2, 1979 | Cited 0 times
- Court of Appeals for the Tenth Circuit | Friday, August 4, 1995 | Cited 0 times
- Court of Appeals for the Fourth Circuit | Thursday, January 11, 1990 | Cited 0 times
- Court of Appeals for the Tenth Circuit | Wednesday, June 22, 1994 | Cited 0 times