- Colorado Court of Appeals | Tuesday, July 17, 1973 | Cited 0 times
- Court of Appeals for the Tenth Circuit | Friday, January 17, 1975 | Cited 0 times
- Colorado Court of Appeals | Monday, May 9, 1977 | Cited 0 times
- Supreme Court of Colorado | Monday, January 14, 1974 | Cited 0 times
- United States Tax Court | Monday, June 12, 1972 | Cited 0 times