Trvalý odkaz
https://ersearch2.cvtisr.sk/vufind/SummonRecord/FETCH-doaj_primary_oai_doaj_org_article_1dc3c29f00d449ab9ae6b53c2d79f4593
https://ersearch2.cvtisr.sk/vufind/SummonRecord/FETCH-doaj_primary_oai_doaj_org_article_1dc3c29f00d449ab9ae6b53c2d79f4593