Peramos-Soler, Natividad, Eleni Leontaridi, and Isaac Gómez Laguna. “Error Analysis During the Learning Processes of Spanish As a Foreign Language by Speakers of Greek: Interlanguage at Level C1”. Revista de Filología de la Universidad de La Laguna, no. 49 (December 18, 2024): 281–304. Accessed November 12, 2026. https://www.ull.es/revistas/index.php/filologia/article/view/6012.