(3EOGQI GdHMK GdYdej aj GdhWf GdYQHj (B: s (3bVGjG h JSGDdGJ (B/ s - (3CHh TjNg, fGOQ CMeOs ((3YeGf (B:s (3GdefXeg GdYQHjg ddYdhe GdGOGQjg,s, 1986)
Keywords: (3GdCHMGKs; (3CSGdjH GdHMKs