CHARLES, Sebil; NAPOLEON BELLUA, Sam; JUDE, Bumbokuri. MEASURING THE EFFICIENCY OF WORLD VISION GHANA’S EDUCATIONAL PROJECTS USING DATA ENVELOPMENT ANALYSIS. European Scientific Journal, ESJ, [S. l.], v. 9, n. 31, 2013. DOI: 10.19044/esj.2013.v9n31p%p. Disponível em: https://test.eujournal.org/index.php/esj/article/view/2061. Acesso em: 19 apr. 2025.