Martínez-Adrián, María, and Izaskun Arratibel-Irazusta. “The Interface Between Task-Modality and the Use of Previously Known Languages in Young CLIL English Learners”. Studies in Second Language Learning and Teaching, vol. 10, no. 3, Sept. 2020, pp. 473-00, doi:10.14746/ssllt.2020.10.3.4.