الوصول الحر: https://doaj.org/article/826282cc30db4a3ab0d59f149293fa70Test
الوصول الحر: https://explore.openaire.eu/search/publication?articleId=multidiscipl::fa7f3a76c7381cc523ccd2f2e82a8335Test
الوصول الحر: https://explore.openaire.eu/search/publication?articleId=doi_________::409c25e63dafa28249be7ee72a62d59dTesthttps://doi.org/10.1080/10406638.2021.1996404Test
الوصول الحر: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::5ce8941f479b6e08e1b61631b60f15ceTesthttps://doi.org/10.1002/hep.31448Test
الإتاحة: https://doi.org/10.6084/m9.figshare.16923131.v1Test