b - (3SjJhf hdjeR , e(B.(3as; (3CMeO YHO GdQMje eUWajs; (3CMeO YR YHO GdcQje s ((3GdbGgQI (B: s (3ecJHI GdCfLdh GdeUQjI,s, 1953)
. 360-347 (3HHdjhLQGajG(B: (3UaMGJ(B.s
(3GdfU CZdHg HGddZI GdYQHjI eY HYV GdfUhU GdEfLdjRjIs
Keywords: (3GdYdGbGJ GdOhdjIs; (3GdbGfhf GdOhdj GdYGes