ЛИТВИНОВА, Н. С. Duration of concessions in seaports: european practice and calculation algorithms. Eastern-European Journal of Enterprise Technologies, [S. l.], v. 5, n. 2(65), p. 53–60, 2013. DOI: 10.15587/1729-4061.2013.18443. Disponível em: https://journals.uran.ua/eejet/article/view/18443. Acesso em: 8 may. 2024.