@article{CMH_1960__34_139196,
     author = {Michel A. Kervaire},
     title = {A {Manifold} which does not not admit any {Differentiable} {Structure.}},
     journal = {Commentarii mathematici Helvetici},
     pages = {257--270},
     publisher = {mathdoc},
     volume = {34},
     year = {1960},
     zbl = {0145.20304},
     url = {http://geodesic.mathdoc.fr/item/CMH_1960__34_139196/}
}