«SECOND LANGUAGE VOCABULARY ACQUISITION UNDER TWO DIFFERENT TYPES OF INSTRUCTION: THE EFFECTS OF CONCENTRATED AND DISTRIBUTED INTRODUCTION IN IMMEDIATE AND DELAYED RETENTION», ES Review, n.º 36, pp. 7–26, may 2017, Accedido: 10 de enero de 2026. [En línea]. Disponible en: https://revistas.uva.es/index.php/esreview/article/view/734