%0 Journal Article
%A Michel A. Kervaire
%T Geometric and algebraic intersection numbers.
%J Commentarii mathematici Helvetici
%D 1964
%P 271-280
%V 39
%I mathdoc
%U http://geodesic.mathdoc.fr/item/CMH_1964__39_139291/
%F CMH_1964__39_139291