الوصول الحر: https://escholarship.org/uc/item/66g4w681Test
الوصول الحر: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::d6c1b91f1d50fad5d5f92cf2d45837a5Testhttps://doi.org/10.1177/0883073820977997Test