الوصول الحر: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::ed45813479cd584ef5c845ec2b607295Test
الوصول الحر: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::6f1b157fc7ce56f0991376b4e6977ebcTest
الوصول الحر: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::61e3efe88eab90bc40c3ebca63af4fe2Test
الوصول الحر: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::f3d63f845105408850aa2502d0a5b615Test