%0 Journal Article
%A I. P. Kostenko
%T Manuals Have Nothing to Do with?
%J Matematičeskoe obrazovanie
%D 2008
%P 71-73
%N 1
%U http://geodesic.mathdoc.fr/item/MO_2008_1_a5/
%G ru
%F MO_2008_1_a5