- United States Tax Court | Tuesday, October 12, 2010 | Cited 0 times
- United States Court of Claims | Wednesday, December 4, 1957 | Cited 0 times
- District Court, D. Colorado | Wednesday, May 3, 1967 | Cited 0 times
- United States Tax Court | Tuesday, June 22, 1999 | Cited 0 times
- United States Tax Court | Tuesday, June 22, 1999 | Cited 0 times
- United States Tax Court | Tuesday, January 23, 1996 | Cited 0 times