الوصول الحر: https://doaj.org/article/56052c176c204e82823546240c5aa9d4Test
الوصول الحر: https://doaj.org/article/8f9fb8157106422ca241b2ad24981f27Test
الوصول الحر: https://doaj.org/article/b365129b707744ef9b22ca8ae8b21193Test
الوصول الحر: https://explore.openaire.eu/search/publication?articleId=doi_________::c3b03f7c944aba35319379d667be5442Testhttps://doi.org/10.21203/rs.3.rs-2458209/v1Test
الوصول الحر: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::adf53bebd80ad3029de421f1f12d58d7Testhttps://journal.ugm.ac.id/jieb/article/view/23562Test
الوصول الحر: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::d3edb40d68720d036cdb53e072c7d560Testhttps://doi.org/10.1051/shsconf/20173410003Test