الوصول الحر: https://doaj.org/article/9164991b93b34418b58968b570ee57d0Test
الإتاحة: https://doi.org/10.3389/fdata.2021.661110Testhttps://archive-ouverte.unige.ch/unige:169946Test
الإتاحة: https://doi.org/10.1016/j.nicl.2019.101954Testhttps://archive-ouverte.unige.ch/unige:138755Test
الإتاحة: https://discovery.ucl.ac.uk/id/eprint/10079256/1/1-s2.0-S2213158219303043-main.pdfTesthttps://discovery.ucl.ac.uk/id/eprint/10079256Test/