United States v. Neil Gallagher , 437 F.2d 1191 ( 1971 )
Ward v. People , 172 Colo. 244 ( 1970 )
Martinez v. People , 173 Colo. 515 ( 1971 )
People v. Duran , 179 Colo. 129 ( 1972 )
Boykin v. Alabama , 89 S. Ct. 1709 ( 1969 )
Dukes v. Warden, Connecticut State Prison , 92 S. Ct. 1551 ( 1972 )