@article{02217787, title = {A variational approach to spline functions theory.}, journal = {General Mathematics}, volume = {10}, year = {2002}, pages = {21-50}, zbl = {1073.65506}, language = {en}, url = {http://dml.mathdoc.fr/item/02217787} }
Micula, Gheorghe. A variational approach to spline functions theory.. General Mathematics, Tome 10 (2002) pp. 21-50. http://gdmltest.u-ga.fr/item/02217787/