%0 Journal Article %A Mach, Jan %T Finite element analysis of free material optimization problem %J Applications of Mathematics %D 2004 %P 285-307 %V 49 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.1007/s10492-004-6401-2/ %R 10.1007/s10492-004-6401-2 %G en %F 10_1007_s10492_004_6401_2