Trvalý odkaz
https://ersearch2.cvtisr.sk/vufind/SummonRecord/FETCH-doaj_primary_oai_doaj_org_article_e0a94e92d08143ce8e2a74d6debb200c3
https://ersearch2.cvtisr.sk/vufind/SummonRecord/FETCH-doaj_primary_oai_doaj_org_article_e0a94e92d08143ce8e2a74d6debb200c3