TY - JOUR AU - Dhage, Bapurao C. AU - Ntouyas, Sotiris K. TI - Existence of solutions for discontinuous hyperbolic partial differential equations in Banach algebras JO - Electronic Journal of Differential Equations PY - 2006 VL - 2006 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/EJDE_2006__2006__a185/ LA - en ID - EJDE_2006__2006__a185 ER -