@book { title = {Magyar Tudomány 2019/7}, year = {2019}, publisher = {Akadémiai Kiadó}, isbn = {}, doi = {}, URL = {https://mersz.hu/hivatkozas/matud_po-heading-id_60xel1tB30CZJaXbm97AJQ_p8#matud_po-heading-id_60xel1tB30CZJaXbm97AJQ_p8} }