Penry v. Johnson , 121 S. Ct. 1910 ( 2001 )
Ex Parte Moreno , 245 S.W.3d 419 ( 2008 )
Ex Parte Martinez , 233 S.W.3d 319 ( 2007 )
Ex Parte Smith , 309 S.W.3d 53 ( 2010 )