Trvalý odkaz
https://ersearch2.cvtisr.sk/vufind/SummonRecord/FETCH-doaj_primary_oai_doaj_org_article_10a582cc759e4728bcc27e08eb7e17a23
https://ersearch2.cvtisr.sk/vufind/SummonRecord/FETCH-doaj_primary_oai_doaj_org_article_10a582cc759e4728bcc27e08eb7e17a23