- Court of Appeals for the Tenth Circuit | Friday, June 18, 1971 | Cited 0 times
- Court of Appeals for the Eighth Circuit | Tuesday, August 14, 2007 | Cited 0 times
- Court of Appeals for the Eighth Circuit | Wednesday, March 8, 2006 | Cited 0 times
- United States Tax Court | Tuesday, July 20, 2004 | Cited 0 times
- United States Tax Court | Thursday, April 9, 1970 | Cited 0 times
- United States Tax Court | Thursday, October 22, 1992 | Cited 0 times