求下列文章，各十个论坛币Parr, W.C. (1985).     Jackknifing differentiable statistical functional
Shao, J. (1987).         Consistency of jackknife estimators of the variances of sample quantiles
Shao, J., and Wu, C.F.J. (1989).        A general theory for jackknife variance estimation
Kaigh, W.D. (1983).                    Quantile interval estimation. Comm. Statist. Theory Methods