TY - JOUR AU - V. M. Petkov TI - The parametrix of the Cauchy problem for nonsymmetrizable hyperbolic systems with characteristics of constant multiplicity JO - Trudy Moskovskogo matematičeskogo obŝestva PY - 1978 SP - 3 EP - 47 VL - 37 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MMO_1978_37_a0/ LA - ru ID - MMO_1978_37_a0 ER -