For citations:

Agafonova S.A., Vasilenko A.N., Frolova N.L. THE PRESENT-DAY FACTORS OF ICE JAM FORMATION ON THE RIVERS OF THE SEVERNAYA DVINA RIVER BASIN. Vestnik Moskovskogo universiteta. Seriya 5, Geografiya. 2016;(2):82-90. (In Russ.)