Hana Maresova and  Daniel Ecler and  Miroslava Mensikova,  3D Multi-User Virtual Environment in Language Teaching.   journal   = {International Journal of Educational and Pedagogical Sciences}, [online]. World Academy of Science, Engineering and Technology.
    December 2022, vol. 192(12). 795 - 799
    [viewed 19 April 2024]. Available from: https://publications.waset.org/pdf/10012836.