- United States Tax Court | Thursday, May 17, 2012 | Cited 0 times
- United States Tax Court | Wednesday, June 6, 2001 | Cited 0 times
- Court of Appeals for the Fifth Circuit | Monday, April 7, 1980 | Cited 0 times
- Court of Appeals for the Fifth Circuit | Wednesday, October 22, 1969 | Cited 0 times
- Court of Appeals for the Tenth Circuit | Friday, March 27, 2009 | Cited 0 times
- Supreme Court of the United States | Monday, November 6, 1933 | Cited 0 times
- Supreme Court of the United States | Wednesday, March 23, 1966 | Cited 0 times