%0 Journal Article
%A Piotr Zarzycki
%T Konferencje: VISIT-ME-2002, CIEAEM 54, CIEAEM 55
%J Didactica Mathematicae
%D 2002
%P  213-216
%V 24
%N 01
%I mathdoc
%U http://geodesic.mathdoc.fr/articles/10.14708/dm.v24i01.6686/
%R 10.14708/dm.v24i01.6686
%G pl
%F 10_14708_dm_v24i01_6686