- United States Tax Court | Wednesday, July 31, 1991 | Cited 0 times
- United States Tax Court | Thursday, January 12, 2006 | Cited 0 times
- United States Tax Court | Wednesday, March 28, 2012 | Cited 0 times
- Court of Appeals for the Ninth Circuit | Monday, May 8, 2006 | Cited 0 times
- United States Tax Court | Friday, March 17, 2000 | Cited 0 times
- Court of Appeals for the Eighth Circuit | Friday, January 8, 1993 | Cited 0 times
- United States Tax Court | Thursday, February 24, 2011 | Cited 0 times
- Supreme Court of the United States | Friday, April 13, 1979 | Cited 0 times