@book { title = {Magyar Tudomány 2020/12}, year = {2020}, publisher = {Akadémiai Kiadó}, isbn = {}, doi = {}, URL = {https://mersz.hu/hivatkozas/matud202012_po-heading-id_CM5XhW_Ark-OC63M5Pti_A_p3#matud202012_po-heading-id_CM5XhW_Ark-OC63M5Pti_A_p3} }