Commonwealth v. Conceicao , 388 Mass. 255 ( 1983 )
Commonwealth v. Murphy , 353 Mass. 433 ( 1968 )
Commonwealth v. Brzezinski , 405 Mass. 401 ( 1989 )
Commonwealth v. Thomas , 358 Mass. 771 ( 1971 )
United States v. Dunn , 107 S. Ct. 1134 ( 1987 )