%0 Journal Article
%A Kratz, Werner
%A Hilscher, Roman Šimon
%T Rayleigh principle for linear hamiltonian systems without controllability
%J ESAIM: Control, Optimisation and Calculus of Variations
%D 2012
%P 501-519
%V 18
%N 2
%I EDP-Sciences
%U http://www.numdam.org/articles/10.1051/cocv/2011104/
%R 10.1051/cocv/2011104
%G en
%F COCV_2012__18_2_501_0