- Nebraska Supreme Court | Wednesday, July 14, 1976 | Cited 0 times
- Supreme Court of Colorado | Monday, March 29, 1993 | Cited 0 times
- Court of Appeals for the Tenth Circuit | Monday, November 15, 1999 | Cited 0 times
- Washington Supreme Court | Thursday, November 12, 1970 | Cited 0 times
- District Court, D. Colorado | Friday, February 18, 1994 | Cited 0 times