URL الوصول: https://doaj.org/article/d03d8459f3af4495965b22f42df9d8dd
URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::ec73605c1a24b0f38a76011c73eed1a6
URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::79056ba5c383a7551fb8597b86953022