Pavón Vázquez, Víctor, e Maria Ellison. «Examining Teacher Roles and Competences in Content and Language Integrated Learning (CLIL)». Linguarum Arena 4 (Maio 11, 2018): 65–78. Acedido Fevereiro 14, 2026. https://ojs.letras.up.pt/index.php/LinguarumArena/article/view/3967.