@article{M2AN_1987__21_2_261_0,
     author = {Delvos, Franz-J\"urgen and Schempp, Walter},
     title = {Convergence of approximate splines via pseudo-inverses},
     journal = {ESAIM: Mathematical Modelling and Numerical Analysis },
     pages = {261--267},
     publisher = {AFCET - Gauthier-Villars},
     address = {Paris},
     volume = {21},
     number = {2},
     year = {1987},
     mrnumber = {896243},
     zbl = {0629.65057},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/M2AN_1987__21_2_261_0/}
}