VISSCHER, Ronald S. Hope for High Impact Aid: Real Challenges, Real Opportunities, and Real Solutions. Journal of MultiDisciplinary Evaluation, Kalamazoo, MI, USA, v. 5, n. 10, p. 44–64, 2008. DOI: 10.56645/jmde.v5i10.178. Disponível em: https://jmde.journals.publicknowledgeproject.org/index.php/jmde_1/article/view/178. Acesso em: 3 may. 2026.