%0 Journal Article %A Ženíšek, Alexander %T A general theorem on triangular finite $C^{(m)}$-elements %J ESAIM: Mathematical Modelling and Numerical Analysis %D 1974 %P 119-127 %V 8 %N R2 %I Dunod %C Paris %U http://geodesic.mathdoc.fr/item/M2AN_1974__8_2_119_0/ %G en %F M2AN_1974__8_2_119_0