(3JGQjN GdJTQjY GdGSdGei (B/ s - (3YHOGdYXje TQa GdOjfs ([S.N] : (3GdYQHi ddfTQ hGdJhRjY , s, 1985)
Keywords: (3GdTQjYI GdGSdGejIs; (3GdJTQjY GdGSdGeis