ПРОХОРЕНКО, І. В. Models of study problems formalization with control and forgetting of information. Eastern-European Journal of Enterprise Technologies, [S. l.], v. 2, n. 2(50), p. 35–39, 2012. DOI: 10.15587/1729-4061.2011.1730. Disponível em: https://journals.uran.ua/eejet/article/view/1730. Acesso em: 17 jul. 2024.