%0 Journal Article %A Azagra, Daniel %A Fry, Robb %T A Second Order Smooth Variational Principle on Riemannian Manifolds %J Canadian journal of mathematics %D 2010 %P 241-260 %V 62 %N 2 %U http://geodesic.mathdoc.fr/articles/10.4153/CJM-2010-013-4/ %R 10.4153/CJM-2010-013-4 %F 10_4153_CJM_2010_013_4