(3YXeGA GdehSjbi ai GdYGde (B: (3Odjd eagQS ceYLe dGTgQ GYdGe GdehSjbi YHQ GdYUhQ (B/ s - (3LhQL eOHcs ((3HjQhJ (B: s (3OGQ GdQGJH GdLGeYjI , s, 1994)
Keywords: (3GdehSjbis; (3GdehSjbi (B- (3eYGLes; (3GdehSjbjhf (B- (3JQGLes