%0 Journal Article %A Dmitry Panchenko %T Ghirlanda–Guerra identities and ultrametricity: An elementary proof in the discrete case %J Comptes Rendus. Mathématique %D 2011 %P 813-816 %V 349 %N 13-14 %I Elsevier %R 10.1016/j.crma.2011.06.021 %G en %F CRMATH_2011__349_13-14_813_0