الوصول الحر: https://explore.openaire.eu/search/publication?articleId=doi_________::b567fc0d3bc9efa6caca532999850d86Testhttps://doi.org/10.1111/ene.15752Test
الوصول الحر: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::5a7183394d29aa78a710987fe66dcc9aTesthttps://doi.org/10.1111/ene.14302Test