ARTICULO USADO-Dickman-Gerchunoff-Eichelbaum-Grumberg-Tiempo-Verbitsky-Constantini-Rozitchner-Rivera-Orgambide-Yanover-Gelman-Pizarnik-Rozenmacher-Absatz-Heker-Abraham-Kamenszain-Lukin-Shua-Gimberg