Retana, Priscilla. “Aproximación a La Lengua De Señas Costarricense (LESCO)”. Journal of Philology and Linguistics of the University of Costa Rica 37, no. 2 (January 9, 2013): 137–146. Accessed December 18, 2024. https://revistas.ucr.ac.cr/index.php/filyling/article/view/6427.