@article{DAN_1971_197_1_a5,
     author = {V. A. Efremovich and \`E. A. Loginov and E. S. Tikhomirova},
     title = {Equimorphisms of {Riemannian} manifolds},
     journal = {Doklady Akademii Nauk},
     pages = {25--28},
     publisher = {mathdoc},
     volume = {197},
     number = {1},
     year = {1971},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1971_197_1_a5/}
}