الوصول الحر: https://doaj.org/article/427e374839be438a9e8d0d7a8f146385Test
الإتاحة: https://doi.org/10.17344/acsi.2020.6183Testhttps://journals.matheo.si/index.php/ACSi/article/view/6183Test
الوصول الحر: https://doaj.org/article/40069bdc73ec433fb56622e57085f2cbTest
الوصول الحر: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::526fd19f84c3b08c99873e171d01df66Testhttps://doi.org/10.17344/acsi.2020.6182Test
الإتاحة: https://acsi-journal.eu/index.php/ACSi/article/view/3474Test
الوصول الحر: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::cb926e34695b944f3932c25e782b3d5eTesthttps://doi.org/10.17344/acsi.2018.4749Test