(3ePcQGJ aj GdbGfhf GdLfGFj GdbSe GdYGe (B:s (3dWdHI GdSfI GdKGfjI HMhK (B/s - (3Wg GdUOjb eMeO OfGfgs ((3GdbGgQI (B:s (3cdjI GdbGfhf hGdTQjYI (B- (3LGeYI GdCRgQ ,s, 1965)
. 136-134(3HHdjhLQGajG(B: (3UaMGJ(B.s
Keywords: (3bGfhf GdYbhHGJs -- (3GdbSe GdYGes; (3GdbGfhf GdLfGFjs