%0 Book %T Magyar Tudomány 2021/09 %B %D 2021 %R %@ %U https://mersz.hu/hivatkozas/matud202109_po-heading-id_m33f2mAo4EOE644_ehZvFw_p2#matud202109_po-heading-id_m33f2mAo4EOE644_ehZvFw_p2