@inproceedings{a.2000the$l$_{∞}-norm,
title={The$L$_{∞}-norm of the$L$_{2}-spline projector is bounded independently of the knot sequence: A proof of de Boor's conjecture},
author={A. Yu. Shadrin},
url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20170108203338712659612},
booktitle={Acta Mathematica},
volume={187},
number={1},
pages={59-137},
year={2000},
}
A. Yu. Shadrin. The$L$_{∞}-norm of the$L$_{2}-spline projector is bounded independently of the knot sequence: A proof of de Boor's conjecture. 2000. Vol. 187. In Acta Mathematica. pp.59-137. http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20170108203338712659612.