@book { title = {Magyar Tudomány 2019/12}, year = {2019}, publisher = {Akadémiai Kiadó}, isbn = {}, doi = {}, URL = {https://mersz.hu/hivatkozas/matud_po-heading-id_nHRRxgv74ES_B3_mZCnF3A_p24#matud_po-heading-id_nHRRxgv74ES_B3_mZCnF3A_p24} }