@article{PMIHES_1988__68__99_0,
     author = {Bott, Raoul},
     title = {Morse theory indomitable},
     journal = {Publications Math\'ematiques de l'IH\'ES},
     pages = {99--114},
     year = {1988},
     publisher = {Institut des Hautes Etudes Scientifiques},
     volume = {68},
     mrnumber = {1001450},
     zbl = {0685.58009},
     language = {en},
     url = {https://www.numdam.org/item/PMIHES_1988__68__99_0/}
}