TY - JOUR AU - A. V. Aminova TI - Automorphisms of geometric structures as symmetries of differential equations JO - Izvestiâ vysših učebnyh zavedenij. Matematika PY - 1994 SP - 3 EP - 10 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/IVM_1994_2_a0/ LA - ru ID - IVM_1994_2_a0 ER -