TY - JOUR AU - S. V. Efimova TI - A nonlocal problem for a hyperbolic equation degenerating inside a region JO - Journal of Samara State Technical University, Ser. Physical and Mathematical Sciences PY - 2005 SP - 194 EP - 196 IS - 34 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/VSGTU_2005_34_a25/ LA - ru ID - VSGTU_2005_34_a25 ER -