%0 Book %T Magyar Tudomány 2021/03 %B %D 2021 %R %@ %U https://mersz.hu/hivatkozas/matud202103_po-heading-id_UCjA8ISN_kSPb8Dt1mRogw_p5#matud202103_po-heading-id_UCjA8ISN_kSPb8Dt1mRogw_p5