%0 Journal Article %A Borislav Bojanov %T Interpolation by periodic splines with Birkhoff knots. %J Numerische Mathematik %D 1993 %P 63-76 %V 65 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/NUMA_1993__65_4_133723/ %F NUMA_1993__65_4_133723