Trvalý odkaz
https://ersearch2.cvtisr.sk/vufind/SummonRecord/FETCH-doaj_primary_oai_doaj_org_article_ede28c1b82704cbe8a6d6ccfbc6eb3cc3
https://ersearch2.cvtisr.sk/vufind/SummonRecord/FETCH-doaj_primary_oai_doaj_org_article_ede28c1b82704cbe8a6d6ccfbc6eb3cc3