@article{MO_2018_85_1_a7,
     author = {S. V. Shvedenko},
     title = {The formula of change of variables in a double integral as a
},
     journal = {Matemati\v{c}eskoe obrazovanie},
     pages = {56--59},
     publisher = {mathdoc},
     volume = {85},
     number = {1},
     year = {2018},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MO_2018_85_1_a7/}
}