@article{MZM_1970_7_6_a7,
     author = {A. P. Kopylov and I. N. Pesin},
     title = {Removability of certain sets in the class of three-dimensional quasiconformal mappings},
     journal = {Matemati\v{c}eskie zametki},
     pages = {717--722},
     publisher = {mathdoc},
     volume = {7},
     number = {6},
     year = {1970},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_1970_7_6_a7/}
}