@article{RM_1992_47_3_a19,
     author = {V. V. Trofimov},
     title = {A~flat {pseudo-Riemannian} structure on the tangent bundle of a~flat manifold},
     journal = {Trudy Matematicheskogo Instituta imeni V.A. Steklova},
     pages = {192--193},
     publisher = {mathdoc},
     volume = {47},
     number = {3},
     year = {1992},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/RM_1992_47_3_a19/}
}