Valley View Civic Ass'n v. Zoning Board of Adjustment , 501 Pa. 550 ( 1983 )
Singer v. PHILA. ZONING BD. OF ADJUSTMENT , 29 A.3d 144 ( 2011 )
East Torresdale Civic Ass'n v. Zoning Board of Adjustment , 536 Pa. 322 ( 1994 )