Trvalý odkaz
https://ersearch2.cvtisr.sk/vufind/SummonRecord/FETCH-doaj_primary_oai_doaj_org_article_147c466c0be24741aa55d7d4bdc91f1a3
https://ersearch2.cvtisr.sk/vufind/SummonRecord/FETCH-doaj_primary_oai_doaj_org_article_147c466c0be24741aa55d7d4bdc91f1a3