@article{PMIHES_1962__14__5_0,
     author = {Eells, James and Kuiper, Nicolaas H.},
     title = {Manifolds which are like projective planes},
     journal = {Publications Math\'ematiques de l'IH\'ES},
     pages = {5--46},
     year = {1962},
     publisher = {Institut des Hautes Etudes Scientifiques},
     volume = {14},
     mrnumber = {145544},
     zbl = {0109.15701},
     language = {en},
     url = {https://www.numdam.org/item/PMIHES_1962__14__5_0/}
}