TY - JOUR AU - Jokhadze, O. TI - On the boundary value problem in a dihedral angle for normally hyperbolic systems of first order. JO - Georgian mathematical journal PY - 1998 SP - 121 EP - 138 VL - 5 IS - 2 UR - http://geodesic.mathdoc.fr/item/GMJ_1998__5_2_48024/ LA - en ID - GMJ_1998__5_2_48024 ER -