(3GdLOjO aj GdehShYI GdLfGFjI (B:s (3OGQSI dCge LQGFe bGfhf GdYbhHGJ hGdJTQjYGJ GdLfGFjI GdNGUI (B/s - (3CMeO YHO GdXGgQ GdWjHs; (3eCehf eMeO SdGeI s ((3GdbGgQI (B:s (3OGQ GdfgVI GdYQHjI ,s, 1997)
(3jTJed Ydj GQLGYGJ HHdjhLQGajI(B.s
Keywords: (3GdbGfhf GdLfGFjs; (3GdYdhe GdLfGFjIs