@article{NUMA_1968__12_131850,
     author = {P.J. LAURENT and P.M. ANSELONE},
     title = {A {General} {Method} for the {Construction} of {Interpolating} or {Smoothing} {Spline-Functions.}},
     journal = {Numerische Mathematik},
     pages = {66--82},
     publisher = {mathdoc},
     volume = {12},
     year = {1968},
     zbl = {0197.13501},
     url = {http://geodesic.mathdoc.fr/item/NUMA_1968__12_131850/}
}