(3GdhShGS GdNfGS (B/ s - (3TeS GdOjf Hf YHOGddgs ([S.N] : (3ecJHI GdJQGK GdGSdGei , s, 1984)
Keywords: (3GdTQjYI GdGSdGejIs; (3Gdabg GdGSdGeis