%0 Journal Article
%A Yu. V. Pokornyi
%A R. Mustafokulov
%T On the positivity of the Green function of linear boundary value problems for fourth-order equations on a~graph
%J Izvestiâ vysših učebnyh zavedenij. Matematika
%D 1999
%P 75-82
%N 2
%I mathdoc
%U http://geodesic.mathdoc.fr/item/IVM_1999_2_a8/
%G ru
%F IVM_1999_2_a8