Compartim amb vosaltres un article de recerca.
Learning a Sign Language Does Not Hinder Acquisition of a Spoken Language
Elana Pontecorvo, Michael Higgins, Joshua Mora, Amy M. Lieberman, Jennie Pyers and Naomi K. Caselli
Boston University. Wellesley College.
Està publicat a la Journal of Speech, Language, and Hearing Research, d’ASHA (American Speech-Language Association).