TY - JOUR AU - A. V. Aminova TI - Groups of transformations of pseudo-riemannian manifolds in theoretical and mathematical physics JO - In memoriam N. I. Lobatschevskii PY - 1995 SP - 79 EP - 103 VL - 3 IS - 2 UR - http://geodesic.mathdoc.fr/item/KUMEM_1995_3_2_a9/ LA - en ID - KUMEM_1995_3_2_a9 ER -