1. Likelihood based estimation of quantiles and density estimation;Brewer,1986
2. On estimation of quantile and quantile density functions;Cheng,1993
3. Estimating the quantile-density function;Csörgö,1991
4. On the distance between smoothed empirical and quantile processes;Csörgö;Ann. Statist.,1995
5. Strong Approximations in Probability and Statistics;Csörgó,1981