%0 Journal Article
%A A. N. Bakhvalov
%T Waterman classes and piecewise monotone approximations
%J Vestnik Moskovskogo universiteta. Matematika, mehanika
%D 2009
%P 46-48
%N 6
%I mathdoc
%U http://geodesic.mathdoc.fr/item/VMUMM_2009_6_a7/
%G ru
%F VMUMM_2009_6_a7