%0 Journal Article %A Paul Lescot %A Hélène Quintard %T Symmetries of the backward heat equation with potential and interest rate models %J Comptes Rendus. Mathématique %D 2014 %P 525-528 %V 352 %N 6 %I Elsevier %R 10.1016/j.crma.2014.03.024 %G en %F CRMATH_2014__352_6_525_0