Szczesniak, Anna, and Elvira Barrios. 2026. “Development and Validation of a Questionnaire to Assess students’ Perceptions of EMI Degree Programmes”. Porta Linguarum. An International Journal of Foreign Language Teaching and Learning, no. 45 (January). Granada, Spain:27-42. https://doi.org/10.30827/portalin.vi45.32331.