@article{10_4064_am36_1_1,
     author = {Zbigniew Ciesielski and Ryszard Zieli\'nski},
     title = {Polynomial and spline estimators of the
 distribution function with
 prescribed accuracy},
     journal = {Applicationes Mathematicae},
     pages = {1--12},
     publisher = {mathdoc},
     volume = {36},
     number = {1},
     year = {2009},
     doi = {10.4064/am36-1-1},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/am36-1-1/}
}