Teague v. Lane , 109 S. Ct. 1060 ( 1989 )
Penry v. Lynaugh , 109 S. Ct. 2934 ( 1989 )
Graham v. Collins , 113 S. Ct. 892 ( 1993 )
Johnson v. Texas , 113 S. Ct. 2658 ( 1993 )
Barefoot v. Estelle , 103 S. Ct. 3383 ( 1983 )