الوصول الحر: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::aa9f4be5ee093080d180eb5ba71c84b7Testhttps://hal.archives-ouvertes.fr/hal-03190667/documentTest
الوصول الحر: https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::8601985efea846285e8bf2b7e7415da5Test