Commonwealth v. Matias , 63 A.3d 807 ( 2013 )
Commonwealth v. Widgins , 29 A.3d 816 ( 2011 )
Anders v. California , 87 S. Ct. 1396 ( 1967 )
Strickland v. Washington , 104 S. Ct. 2052 ( 1984 )
Com. v. Barker , 181 A.3d 442 ( 2017 )