United States v. Mirna Rivera, United States v. Robert Adamo , 994 F.2d 942 ( 1993 )
united-states-of-america-appellantcross-appellee-v-robert-a-haversat , 22 F.3d 790 ( 1994 )
Williams v. United States , 112 S. Ct. 1112 ( 1992 )