@article{UZMU_1959_186_186_a9,
     author = {M. I. Grabar'},
     title = {On homogeneity of dynamical systems and a~problem of {Birkhoff}},
     journal = {Uchenye Zapiski Moskovskogo Gosudarstvennogo Universiteta},
     pages = {161--177},
     publisher = {mathdoc},
     volume = {186},
     number = {186},
     year = {1959},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/UZMU_1959_186_186_a9/}
}