(3GdePgH GdeGOi hGdKhQI (B/ s - (3LeGd GdGJGSis; (3SGQJQ , LGf Hhds; (3SGei GdOQhHi (B((3eJQLe(B)s ((3ShQjG (B: s (3OGQ GdjbXg GdYQHjg ddJGdja hGdJQLeg hGdfTQ , s, 1960)
Keywords: (3GdeGOjIs; (3SGQJQ, LGf Hhds; (3GdadSaI (B- (3ePGgHs