A. Hernando Garc\'ıa-Cervigón. The Dictamen de la Comisión de Gramática (1861) of the Royal Spanish Academy and its repercussion on the GRAE (1870), (2009)
M. Mart\'ınez Lirola. The importance of teaching Systemic Functional Linguistics and Text Linguistics to improve writing in Bilingual Education Programs in the USAPorta Linguarum. Revista Internacional de Didáctica de las Lenguas Extranjeras, (2006)