- United States Tax Court | Monday, February 23, 1976 | Cited 0 times
- Court of Appeals for the Tenth Circuit | Friday, August 8, 1997 | Cited 0 times
- Court of Appeals for the Tenth Circuit | Friday, October 24, 1975 | Cited 0 times
- United States Tax Court | Tuesday, August 29, 1972 | Cited 0 times