(3GdLQGFe GdLfSjI aj GdJTQjY GdLfGFj GdeUQj (B: s (3LQjeI GdRfi ` LQjeI ehGbYI CfKi HZjQ QVGgG ` LQjeI gJc GdYQV ` LQjeI GdaYd GdaGVM (B/ s - (3QGZH, eMeO YWjI, s ((3GdbGgQI (B[(3eUQ(B] : s (3ecJHI GdfgVI GdeUQjI (B957.s, 1957)
(3jJVef GQLGYGJ HHdjhLQGajI(B.s
Keywords: (3GdLQGFe GdLfSjIs -- (3eUQ(B.s; (3LQGFe GdBOGH GdYGeIs -- (3eUQ(B.s