@article{GDZPPN002090325, title = {On the Heat Equation and the Index Theorem.}, journal = {Inventiones mathematicae}, volume = {20}, year = {1973}, pages = {279-330}, zbl = {0257.58008}, url = {http://dml.mathdoc.fr/item/GDZPPN002090325} }
Atiyah, M.; Bott, R.; Patodi, V.K. On the Heat Equation and the Index Theorem.. Inventiones mathematicae, Tome 20 (1973) pp. 279-330. http://gdmltest.u-ga.fr/item/GDZPPN002090325/