- Washington Supreme Court | Thursday, February 8, 2001 | Cited 0 times
- United States Tax Court | Wednesday, April 7, 1976 | Cited 0 times
- Court of Appeals for the Ninth Circuit | Friday, October 2, 1981 | Cited 0 times
- United States Tax Court | Tuesday, February 11, 1986 | Cited 0 times
- United States Tax Court | Tuesday, July 31, 1979 | Cited 0 times