@article{CRMATH_2014__352_6_525_0, author = {Lescot, Paul and Quintard, H\'el\`ene}, title = {Symmetries of the backward heat equation with potential and interest rate models}, journal = {Comptes Rendus. Math\'ematique}, pages = {525--528}, publisher = {Elsevier}, volume = {352}, number = {6}, year = {2014}, doi = {10.1016/j.crma.2014.03.024}, language = {en}, url = {http://www.numdam.org/articles/10.1016/j.crma.2014.03.024/} }