@article{TMF_1985_64_2_a14,
     author = {I. Ya. Aref'eva and I. V. Volovich},
     title = {Manifolds of constant negative curvature as vacuum solutions in {Kaluza--Klein} and superstring theories},
     journal = {Teoreti\v{c}eska\^a i matemati\v{c}eska\^a fizika},
     pages = {329--336},
     publisher = {mathdoc},
     volume = {64},
     number = {2},
     year = {1985},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TMF_1985_64_2_a14/}
}