@book { title = {Magyar Tudomány 2019/2}, year = {2019}, publisher = {Akadémiai Kiadó}, isbn = {}, doi = {}, URL = {https://mersz.hu/hivatkozas/matud_po-heading-id_Js7X017T8kOe9B2TE6ULfg_p7#matud_po-heading-id_Js7X017T8kOe9B2TE6ULfg_p7} }