OSAULENKO, I. Optimization of regional project portfolio by the cluster analysis method. Eastern-European Journal of Enterprise Technologies, [S. l.], v. 2, n. 3(80), p. 40–49, 2016. DOI: 10.15587/1729-4061.2016.65698. Disponível em: https://journals.uran.ua/eejet/article/view/65698. Acesso em: 28 jul. 2024.