@article{SM_1988_61_1_a17,
     author = {V. I. Semenov},
     title = {Integral representation of the trace on the sphere of a~certain class of vector fields, and uniform estimates of stability for quasiconformal mappings of the ball},
     journal = {Sbornik. Mathematics},
     pages = {239--257},
     publisher = {mathdoc},
     volume = {61},
     number = {1},
     year = {1988},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SM_1988_61_1_a17/}
}