%0 Journal Article %A DalĂ­k, Josef %T The invertibility of the isoparametric mappings for triangular quadratic Lagrange finite elements %J Applications of Mathematics %D 2012 %P 445-462 %V 57 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.1007/s10492-012-0026-7/ %R 10.1007/s10492-012-0026-7 %G en %F 10_1007_s10492_012_0026_7