Alobid, MohannadHammo, AlaaSzűcs, István2021-11-262021-11-262021Rewiew of International Geographical Education Online. -11 : 8 (2021), p. 237-244. -RIGEO. - 2146-03532146-0353http://hdl.handle.net/2437/325693Estimating the Economic Efficiency of Sheep Rearers in Al-Hasakah Governorate/Syria Using the Data Envelopment Analysisidegen nyelvű folyóiratközlemény külföldi lapbanopen access articlehttp://webpac.lib.unideb.hu:8082/ebib/CorvinaWeb?action=cclfind&resultview=long&ccltext=idno+BIBFORM098764TársadalomtudományokKözgazdaságtudományokhttps://rigeo.org/submit-a-menuscript/index.php/submission/article/view/2072Eyup Artvinli, Institute of Education in Eskisehir Osmangazi Universityhttp://dx.doi.org/10.48047/rigeo.11.08.232021-12-04