%0 Journal Article %A Andrew J. Martin %A James W. Daniel %T Extrapolation with spline-collocation methods for two-point boundary-value problems II: C2-cubics. %J Aequationes mathematicae %D 1981 %P 39-41 %V 22 %I mathdoc %U http://geodesic.mathdoc.fr/item/AM2_1981__22_136850/ %F AM2_1981__22_136850