الوصول الحر: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::1961077473400d72c05372787f79392eTesthttps://doi.org/10.1042/ns20160005Test
الوصول الحر: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::895ced638bc54630b5f43dd30c9d963dTesthttps://europepmc.org/articles/PMC5796664Test/
الوصول الحر: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::12358b725c679c77ebbb2178a3b2af05Testhttps://europepmc.org/articles/PMC5154619Test/