الوصول الحر: https://doaj.org/article/d607fc50812e465aba02b16bd7b40551Test
الوصول الحر: https://explore.openaire.eu/search/publication?articleId=doi_________::844f5ef1916bd18d3bf4bbd6ff903ca1Testhttps://doi.org/10.1109/phm-yantai55411.2022.9941883Test
الوصول الحر: https://explore.openaire.eu/search/publication?articleId=doi_________::012a46808eafd115b47a87efae9b970cTesthttps://doi.org/10.14250/cement.63.393Test