(3bUI GdJfHD HGdZjH YHQ GdJGQjN (B/ s - (3TgdG, Ejdj efjas ((3OeTb (B: s (3GdCgGdj, s, 1999)
Keywords: (3GdYQGaI(B.s; (3GdJfHD(B.s; (3GdSMQ h GdJfLje(B.s