Kay v. Ehrler , 111 S. Ct. 1435 ( 1991 )
Westmoreland County Industrial Development Authority v. Allegheny County Board of Property Assessment , 1999 Pa. Commw. LEXIS 43 ( 1999 )
MAURICE A. NERNBERG & ASSOCIATES v. Coyne , 2007 Pa. Commw. LEXIS 137 ( 2007 )