@article{IM_1986__83_143306,
     author = {Jean-Michel Bismut},
     title = {The {Atiyah-Singer} index theorem for families of {Dirac} operators: {Two} heat equation proofs.},
     journal = {Inventiones mathematicae},
     pages = {91--152},
     publisher = {mathdoc},
     volume = {83},
     year = {1986},
     zbl = {0592.58047},
     url = {http://geodesic.mathdoc.fr/item/IM_1986__83_143306/}
}