URL الوصول: https://doaj.org/article/9132bce0339942c3a1ff9d0fdf54080d
URL الوصول: https://doaj.org/article/43e90961408f490898f84dd3f50ae86d
URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::5cefdfc0d266f6b3f7112337786f926bhttps://doaj.org/article/9132bce0339942c3a1ff9d0fdf54080d