(3HYV Gdbhi hGdYhGed GdeDKQI Ydi GdJOjf GdGSdGei dOi GdTHGH GdLGeYi (B- (3OQGSI ejOGfjI (B/ s - (3GSeGYjd eMeO OjGHs; (3YHOGdQMef YHOGdQMef GdfbjHs ([S.N] : (3OGQ GdacQ GdYQHi , s, 1983)
Keywords: (3GdeLJeYs; (3GdGSQIs; (3GdGLJeGYs; (3GdTHGHs; (3GdJQHjI GdGSdGejIs