%0 Journal Article %A S. V. Shvedenko %T The formula of change of variables in a double integral as a %J Matematičeskoe obrazovanie %D 2018 %P 56-59 %V 85 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/MO_2018_85_1_a7/ %G ru %F MO_2018_85_1_a7