(3SYO hbHYJI GdLOjOI (B/ s - (3RQjbGJ, efjs ((3GSJhcghde (B:s (3OGQ Gdefj,s, 1992)
Keywords: (3GdbUU GdYQHjIs; (3GOH GdCWaGds; (3GdbUU GdbUjQIs; (3GWaGd eG bHd GdeOQSI (B(0-5) (3SfhGJs