%0 Journal Article
%A A. A. Kosov
%A E. I. Semenov
%T On analytic periodic solutions to nonlinear differential equations with a delay (advancing)
%J Izvestiâ vysših učebnyh zavedenij. Matematika
%D 2018
%P 34-42
%N 10
%I mathdoc
%U http://geodesic.mathdoc.fr/item/IVM_2018_10_a3/
%G ru
%F IVM_2018_10_a3