%0 Journal Article
%A V. V. Vedyushkina
%A I. S. Kharcheva
%T Billiard books model all three-dimensional bifurcations of integrable Hamiltonian systems
%J Sbornik. Mathematics
%D 2018
%P 1690-1727
%V 209
%N 12
%I mathdoc
%U http://geodesic.mathdoc.fr/item/SM_2018_209_12_a1/
%G en
%F SM_2018_209_12_a1