- United States Tax Court | Thursday, April 23, 1987 | Cited 0 times
- United States Tax Court | Monday, October 19, 1987 | Cited 0 times
- Court of Appeals for the Tenth Circuit | Wednesday, February 2, 1994 | Cited 0 times
- Court of Appeals for the Ninth Circuit | Wednesday, September 21, 1988 | Cited 0 times
- United States Tax Court | Monday, October 26, 1970 | Cited 0 times
- United States Tax Court | Wednesday, July 20, 1983 | Cited 0 times