- Supreme Court of the United States | Thursday, May 23, 1991 | Cited 0 times
- Supreme Court of the United States | Monday, June 3, 1991 | Cited 0 times
- Supreme Court of the United States | Monday, January 21, 1985 | Cited 0 times
- District Court, E.D. Texas | Thursday, August 1, 1991 | Cited 0 times