Martínez Cruz, Efrén, and Tiburcio Moreno Olivos. “Aspects That Characterize the Teaching of Spanish in Primary Education: A Multiple Case Study”. IE Revista de Investigación Educativa de la REDIECH 14 (August 22, 2023): e1781. Accessed August 30, 2025. https://mail.rediech.org/ojs/2017/index.php/ie_rie_rediech/article/view/1781.