For citations:

Birger A.Yu., Karetnikov V.V. Issues of organizing vessels pilotage through the drawbridges spans in St. Petersburg. Vestnik Gosudarstvennogo universiteta morskogo i rechnogo flota imeni admirala S. O. Makarova. 2023;15(4):557-566. (In Russ.) https://doi.org/10.21821/2309-5180-2023-15-4-557-566