- Court of Appeals for the Tenth Circuit | Friday, April 20, 1990 | Cited 0 times
- Court of Appeals for the Fifth Circuit | Thursday, March 29, 1990 | Cited 0 times
- Court of Appeals for the Fifth Circuit | Thursday, June 1, 1989 | Cited 0 times
- Supreme Court of the United States | Monday, December 20, 1971 | Cited 0 times