- Supreme Court of the United States | Monday, December 16, 1991 | Cited 0 times
- Court of Appeals for the D.C. Circuit | Friday, December 28, 2007 | Cited 0 times
- Court of Appeals for the D.C. Circuit | Friday, March 11, 1994 | Cited 0 times
- Court of Appeals for the D.C. Circuit | Tuesday, June 2, 1992 | Cited 0 times
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- Court of Appeals for the Tenth Circuit | Friday, July 12, 1996 | Cited 0 times