United States v. Marmolejo , 139 F.3d 528 ( 1998 )
united-states-of-america-cross-appellant-v-michael-merrill-greenwood , 974 F.2d 1449 ( 1992 )
United States v. Ibarra , 112 S. Ct. 4 ( 1991 )
Apprendi v. New Jersey , 120 S. Ct. 2348 ( 2000 )