- Supreme Court of Colorado | Monday, August 9, 1976 | Cited 0 times
- Supreme Court of Minnesota | Friday, January 12, 1979 | Cited 0 times
- Colorado Court of Appeals | Thursday, April 17, 1980 | Cited 0 times
- Colorado Court of Appeals | Monday, December 8, 1980 | Cited 0 times
- Supreme Court of Colorado | Monday, February 9, 1981 | Cited 0 times