(3ef Odjd GdYed GdejOGfi dLGeYi GdJQGK GdTYHis - (3eMeO GdLhgQi(B.s; (3eMeO GdLhgQi(B.s; (3YdjGA TcQi(B.,s; (3YHO GdMejO MhGS(B,s ((3GdEScfOQjI (B:s (3OGQ GdeYQaI GdLGeYjI(B,s, 1998)
(3L (B3.s
Keywords: (3GdNOeI GdELJeGYjI(B.s; (3GdJQGK GdTYHi(B.s