Commonwealth v. Mikulan , 504 Pa. 244 ( 1983 )
Commonwealth v. Robertson , 555 Pa. 72 ( 1999 )
Wylie v. Wyoming Department of Transportation , 970 P.2d 395 ( 1998 )
Mazurek v. COM., DEPT. OF TRANSP. , 717 A.2d 23 ( 1998 )
Staples v. Commonwealth, Department of Transportation , 718 A.2d 892 ( 1998 )