%0 Journal Article
%A V. V. Vagner
%T Introrestrictive factored ordered sets and projective systems of sets
%J Izvestiâ vysših učebnyh zavedenij. Matematika
%D 1978
%P 18-32
%N 12
%I mathdoc
%U http://geodesic.mathdoc.fr/item/IVM_1978_12_a2/
%G ru
%F IVM_1978_12_a2