@article{IM2_1984_23_2_a7,
     author = {S. A. Gulevich},
     title = {On a~sufficient condition for integrability of the banach indicatrix of a~smooth mapping},
     journal = {Izvestiya. Mathematics },
     pages = {391--408},
     publisher = {mathdoc},
     volume = {23},
     number = {2},
     year = {1984},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/IM2_1984_23_2_a7/}
}