Korzilius, Hubert, Andreu van Hooft, and Brigitte Planken . “A Longitudinal Study on Intercultural Awareness and Foreign Language Acquisition in the Netherlands”. Journal of Intercultural Communication 7, no. 3 (September 30, 2007): 1–08. Accessed March 26, 2026. https://www.immi.se/index.php/intercultural/article/view/Planken-et-al-2007-3.