%0 Journal Article %A R. Zuber %T Matrix transformation method of approximate solution of partial differential equations %J Applicationes Mathematicae %D 1969 %P 177-193 %V 11 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/am-11-2-177-193/ %R 10.4064/am-11-2-177-193 %G en %F 10_4064_am_11_2_177_193