For citations:
Ershov A.A., Boiarinov A.M., Gakkel A.A. Theoretical foundations of freeing ships from heavy ice conditions. Vestnik Gosudarstvennogo universiteta morskogo i rechnogo flota imeni admirala S. O. Makarova. 2023;15(2):200-214. (In Russ.) https://doi.org/10.21821/2309-5180-2023-15-2-200-214