%0 Journal Article
%A Tutaj, Edward
%T Likeℕ’s – a point of view on natural numbers
%J Annales Universitatis Paedagogicae Cracoviensis. Studia Mathematica
%D 2017
%N 16
%I mathdoc
%U http://geodesic.mathdoc.fr/item/AUPCM_2017_16_a3/
%G en
%F AUPCM_2017_16_a3