WASET
    Nikolina Ribarić,  The Practice of Teaching Chemistry by the Application of Online Tests.   journal   = {International Journal of Educational and Pedagogical Sciences}, [online]. World Academy of Science, Engineering and Technology.
    September 2022, vol. 189(9). 488 - 492
    [viewed 19 April 2024]. Available from: https://publications.waset.org/pdf/10012688.