- Supreme Court of Pennsylvania | Friday, February 21, 1986 | Cited 0 times
- Supreme Court of Pennsylvania | Monday, July 18, 1983 | Cited 0 times
- Supreme Court of the United States | Monday, January 21, 1980 | Cited 0 times
- Supreme Court of the United States | Monday, June 26, 1978 | Cited 0 times