- Supreme Court of the United States | Monday, June 11, 1990 | Cited 0 times
- Supreme Court of Pennsylvania | Wednesday, March 21, 2001 | Cited 0 times
- Court of Appeals for the Third Circuit | Tuesday, June 21, 1988 | Cited 0 times
- Commonwealth Court of Pennsylvania | Wednesday, April 6, 1988 | Cited 0 times