(3acQ GdESdGej (B: (3bQGAI YdejI (B/ s - (3CQchf, eMeOs; (3UGdM, gGTes ((3HjQhJ (B:s (3eQcR GdEfeGA Gdbhej,s, 1987)
Keywords: (3GdESdGes; (3GdadSaI GdESdGejIs