URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_________::10efbfd137ca282da6a00e5aff998828https://doi.org/10.1007/s10904-021-01900-x
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URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_________::a4c0e64adc026fea6bff8bc3e19ad8d9https://doi.org/10.1016/0022-1139(94)03191-2
URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_________::09eb23cff3dde214dd7379ca62622e4bhttps://doi.org/10.1002/macp.1993.021941102
URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_________::f2e8a4f443be230435d29ed0f3036e6bhttps://doi.org/10.1016/s0022-1139(00)80478-9
URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_________::b910e876f2bf6b0e7d243263a9aad9fehttps://doi.org/10.1002/chin.199412070
URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_________::de5772efdaccf34038e5667d25027c60https://doi.org/10.1016/s0022-1139(00)81176-8