%0 Journal Article
%A P. L. Ivankov
%T On differentiation with respect to parameter
%J Čebyševskij sbornik
%D 2015
%P 285-294
%V 16
%N 3
%I mathdoc
%U http://geodesic.mathdoc.fr/item/CHEB_2015_16_3_a12/
%G ru
%F CHEB_2015_16_3_a12