@article{DAN_1978_240_3_a1,
     author = {V. E. Gal'perin},
     title = {Estimates of the deviation of quasi-isometric mappings of {Riemannian} homogeneous spaces from isometric mappings in the class $W_p^1$},
     journal = {Doklady Akademii Nauk},
     pages = {509--511},
     publisher = {mathdoc},
     volume = {240},
     number = {3},
     year = {1978},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1978_240_3_a1/}
}