- District Court, E.D. Pennsylvania | Friday, April 28, 1978 | Cited 0 times
- Supreme Court of the United States | Tuesday, January 15, 1991 | Cited 0 times
- United States Tax Court | Monday, June 13, 1988 | Cited 0 times
- Supreme Court of the United States | Tuesday, January 22, 1991 | Cited 0 times