الوصول الحر: https://doaj.org/article/0ffaecd39036416d979aeb5a988cd30cTest
الوصول الحر: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::f678fffb2275180c4a9787fe689b309cTesthttps://doi.org/10.33420/marife.1187500Test