1. Council of Europe. (2001). Common European framework of reference for languages: learning, teaching, assessment. Cambridge University Press. https://rm.coe.int/16802fc1bf. For Spanish: https://cvc.cervantes.es/ensenanza/biblioteca_ele/marco/cvc_mer.pdf
2. Farrell, T. S. C. (2007). Reflective language teaching: from research to practice. Continuum.
3. ADynamic Model of Multilingualism
4. Language Awareness in Multilingual Learning and Teaching
5. Multilingual socialisation in education: introducing the M-SOC approach;Meier;Language Education and Multilingualism,2018