GUSEV, M.; RISTOV, S.; ARMINSKI, G.; VELKOSKI, G.; BOZINOSKI, K. e-Assessment Cloud Solution: Architecture, Organization and Cost Model. International Journal of Emerging Technologies in Learning (iJET), [S. l.], v. 8, n. S2, p. pp. 55–64, 2013. DOI: 10.3991/ijet.v8iS2.2783. Disponível em: https://online-journals.org/index.php/i-jet/article/view/2783. Acesso em: 21 jan. 2022.