СЕМКО, І. Б.; ОЛЄЙНІКОВА, Т. Ю. Sinergistic effect of the portfolio projects. Eastern-European Journal of Enterprise Technologies, [S. l.], v. 1, n. 2(43), p. 60–62, 2012. DOI: 10.15587/1729-4061.2010.2512. Disponível em: https://journals.uran.ua/eejet/article/view/2512. Acesso em: 17 aug. 2024.