@article{AMI_2001_28_a7,
     author = {Mikl\'os Hoffmann},
     title = {On the derivatives of a special family of {B-spline} curves},
     journal = {Annales mathematicae et informaticae},
     pages = {61--68},
     publisher = {mathdoc},
     volume = {28},
     year = {2001},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/AMI_2001_28_a7/}
}