- Supreme Court of the United States | Wednesday, February 25, 1981 | Cited 0 times
- Court of Appeals for the D.C. Circuit | Friday, April 25, 1986 | Cited 0 times
- Court of Appeals for the D.C. Circuit | Friday, June 18, 1999 | Cited 0 times
- Court of Appeals for the D.C. Circuit | Tuesday, March 13, 2012 | Cited 0 times