الوصول الحر: https://doaj.org/article/35895ebe37504eb190b1460a290f1423Test
الوصول الحر: https://explore.openaire.eu/search/publication?articleId=od_______951::874310f30d877f0f5aff542640307b2bTesthttps://hrcak.srce.hr/file/159931Test
الوصول الحر: https://explore.openaire.eu/search/publication?articleId=od_______951::eefd1192ce06be0a08c3455597a94033Testhttps://hrcak.srce.hr/69546Test
الإتاحة: http://www.vef.unizg.hr/vetarhiv/papers/2013-83-5-10.pdfTest