Criado Sánchez, Raquel, Aquilino Sánchez Pérez, and Pascual Cantos Gómez. “An Attempt to Elaborate a Construct to Measure the Degree of Explicitness and Implicitness in ELT Materials”. International Journal of English Studies 10, no. 1 (June 1, 2010): 103–129. Accessed April 26, 2024. https://revistas.um.es/ijes/article/view/114001.