%0 Journal Article
%A Richard McGehee
%T Double collisions for a classical particle system with nongravitational interactions.
%J Commentarii mathematici Helvetici
%D 1981
%P 524-557
%V 56
%I mathdoc
%U http://geodesic.mathdoc.fr/item/CMH_1981__56_139883/
%F CMH_1981__56_139883