CANGA ALONSO, Andres. Productive vocabulary knowledge of Spanish EFL learners. Revista Electrónica de Lingüística Aplicada, [S. l.], v. 13, n. 1, p. 39–56, 2015. Disponível em: https://matrix.aesla.org.es/RAEL/article/view/19. Acesso em: 9 may. 2025.