%0 Journal Article
%A Bessi, Ugo
%T Multiple closed orbits for singular conservative systems via geodesic theory
%J Rendiconti del Seminario Matematico della Università di Padova
%D 1991
%P 201-215
%V 85
%I Seminario Matematico of the University of Padua
%U http://www.numdam.org/item/RSMUP_1991__85__201_0/
%G en
%F RSMUP_1991__85__201_0