TY  - JOUR
AU  - Daniel Wulbert
TI  - A Note on Polynomial Splines with Free Knots.
JO  - Numerische Mathematik
PY  - 1973
SP  - 181
EP  - 184
VL  - 21
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/NUMA_1973__21_132223/
ID  - NUMA_1973__21_132223
ER  -