TY - JOUR AU - T. V. Dudnikova TI - A connection between the scattering matrix and the scattering amplitude for symmetric hyperbolic systems JO - Vestnik Moskovskogo universiteta. Matematika, mehanika PY - 1995 SP - 3 EP - 6 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/VMUMM_1995_4_a0/ LA - ru ID - VMUMM_1995_4_a0 ER -