%0 Journal Article %A Victor V. Nikulin %A Eugene A. Chashnikov %T Mass transfer between the vortex ring and the surrounding fluid, when the density of the fluid in the vortex is less than outside it %J Žurnal Sibirskogo federalʹnogo universiteta. Matematika i fizika %D 2021 %P 42-46 %V 14 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/JSFU_2021_14_1_a4/ %G en %F JSFU_2021_14_1_a4