الوصول الحر: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::2471700de967b09ef31c91e8a907f412Testhttp://www.ejh.it/index.php/ejh/article/view/1239Test
الوصول الحر: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::00889c6c1554a49c477543f98c499d19Testhttps://www.ejh.it/index.php/ejh/article/view/803Test