HOW TO KEEP UNIVERSITY ACTIVE DURING COVID‐19 PANDEMIC: EXPERIENCE FROM SLOVAKIA Статья Pavlíková M., Sirotkin A., Králik R., Petrikovičová L., Martin J.G. Sustainability (Switzerland). MDPI AG. Том 13. 2021.
BASIC PHILOSOPHICAL IDEAS ASSOCIATED WITH THE SABBATH Статья Roubalova M., Kralik R., Biryukova Y., Kondrla P., Maturkanic P., Issakhan M. XLinguae. Slovenska Vzdelavacia Obstaravacia. Том 14. 2021. С. 115-126
THE KANTIAN ETHICAL PERSPECTIVE SEEN FROM THE EXISTENTIAL PHILOSOPHY OF SØREN KIERKEGAARD'S VICTOR EREMITA Статья Martín J.G., Rojas A.M., Králik R. Ethics and Bioethics (in Central Europe). Sciendo. Том 11. 2021. С. 48-57