Ponkratov Denys . Theoretical bases of passenger flows formation in the route system of urban passenger transport : Доктор технічних наук : spec.. 05.22.01 - Транспортні системи : presented. 2021-05-14; popup.evolution: .; O.M. Beketov national university of urban economy in Kharkiv. – Харків, 0521U101673.

Updated: 2026-10-23