الوصول الحر: https://doaj.org/article/e9e7ed4eeb814af1a9ec41cf34bdce21Test
الوصول الحر: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::5822f17fe74c30dca589868bead9a1a4Testhttps://doi.org/10.1109/access.2020.2982364Test
الوصول الحر: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::73ab4d2760792f8576b71c3aa7996ff5Testhttps://doi.org/10.1109/icip42928.2021.9506108Test
الوصول الحر: https://explore.openaire.eu/search/publication?articleId=doi_________::49f2a3cd9fee934c2dc8792c13a9c24fTesthttps://doi.org/10.18653/v1/2020.nlpcovid19-2.9Test
الوصول الحر: https://explore.openaire.eu/search/publication?articleId=doi_________::1607a85c5e46ccc25ac49ba8635b6648Testhttps://doi.org/10.1201/9781351119023Test