%0 Journal Article %A Micula, G. %T A variational approach to spline functions theory. %J Rendiconti del seminario matematico %D 2003 %P 209-227 %V 61 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/RSM_2003__61_3_127983/ %G en %F RSM_2003__61_3_127983