- District Court, D. Colorado | Tuesday, April 22, 2008 | Cited 0 times
- California Supreme Court | Thursday, January 15, 1970 | Cited 0 times
- Court of Appeals for the Tenth Circuit | Friday, June 18, 1971 | Cited 0 times
- Court of Appeals for the Ninth Circuit | Thursday, February 26, 2009 | Cited 0 times
- Court of Appeals for the D.C. Circuit | Tuesday, January 12, 2010 | Cited 0 times
- United States Tax Court | Thursday, April 9, 1970 | Cited 0 times
- Court of Appeals for the Tenth Circuit | Tuesday, March 13, 2001 | Cited 0 times