@article{IVM_1988_12_a10,
     author = {A. A. Ermolitskiǐ},
     title = {Classification of {Riemannian} $G$-structures},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {62--63},
     publisher = {mathdoc},
     number = {12},
     year = {1988},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_1988_12_a10/}
}