КОПИТКОВ, Д. М. Rationale for the number of buses on the route. Eastern-European Journal of Enterprise Technologies, [S. l.], v. 2, n. 3(38), p. 35–38, 2009. DOI: 10.15587/1729-4061.2009.5916. Disponível em: https://journals.uran.ua/eejet/article/view/5916. Acesso em: 13 feb. 2026.