(3GdhLjR ai JTQjY GdVQGFH GdeUQjI (B/s - (3MSjf NdGas ((3GdbGgQI (B:s (3ecJHI GdfgVI GdeUQjI,s, 1952)
. 240-220 (3HHdjhLQGajG(B: (3UaMGJ(B.s
(3GdfU HGddZI GdYQHjIs
Keywords: (3GdeGdjI GdYGeI h GdJTQjY GdVQjHi s; (3GdJTQjY GdVQjHi s