%0 Journal Article
%A Mirosława Sajka
%A Paulina Fraś
%T Enrichment of elementary school symmetry-learning process by using melody transformations
%J Didactica Mathematicae
%D 2019
%P  37-62
%V 41
%I mathdoc
%U http://geodesic.mathdoc.fr/articles/10.14708/dm.v41i0.7024/
%R 10.14708/dm.v41i0.7024
%G pl
%F 10_14708_dm_v41i0_7024