(3GdbGfhf GdOhdj GdNGU (B/s - (3GdaJdGhj, Sgjd MSjfs ((3GdbGgQI (B: s (3GdecJH GdeUQj dJhRjY GdeWHhYGJ,s, 2002)
(3edGMb U(B. : 320-357.s
(3HHdjhLQGajI U(B. : 361-368.s
Keywords: (3GdbGfhf GdOhdj GdNGUs