Bernátová, Renáta, Milan Bernát, Janka Poráčová, Mária Zahatňanská, Marta Mydlárová Blaščáková, Mária Konečná, and Andrea Kľučarová. 2020. “System of Logical Structures in Natural Science-Oriented Curriculum and Its Effect on Teaching”. International Journal of Emerging Technologies in Learning (iJET) 15 (22):pp. 59-77. https://doi.org/10.3991/ijet.v15i22.17155.