%0 Journal Article
%A Olli Martio
%T Long term effects in learning mathematics in Finland--curriculum changes and calculators
%J The Teaching of Mathematics
%D 2009
%P 51 
%V XII
%N 2
%I mathdoc
%U http://geodesic.mathdoc.fr/item/TM2_2009_XII_2_a0/
%G en
%F TM2_2009_XII_2_a0