- Pennsylvania Supreme Court | Thursday, August 24, 1989 | Cited 4 times
- Pennsylvania Supreme Court | Friday, October 4, 1985 | Cited 4 times
- Pennsylvania Superior Court | Friday, February 11, 1983 | Cited 4 times
- Pennsylvania Superior Court | Thursday, February 3, 1994 | Cited 4 times
- Pennsylvania Supreme Court | Thursday, August 17, 1989 | Cited 4 times
- Pennsylvania Supreme Court | Thursday, July 28, 1988 | Cited 4 times
- Pennsylvania Superior Court | Tuesday, October 19, 1999 | Cited 4 times
- Pennsylvania Superior Court | Thursday, June 9, 2016 | Cited 4 times