@article{DAN_1976_230_4_a7,
     author = {M. Perovi\'c},
     title = {On global homeomorphism of mappings quasi-conformal in the mean},
     journal = {Doklady Akademii Nauk},
     pages = {781--784},
     publisher = {mathdoc},
     volume = {230},
     number = {4},
     year = {1976},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1976_230_4_a7/}
}