@article{MAN_1966__164_161412,
     author = {D. GROMOLL},
     title = {Differenzierbare {Strukturen} und {Metriken} positiver {Kr\"ummung} auf {Sph\"aren.}},
     journal = {Mathematische Annalen},
     pages = {353--371},
     publisher = {mathdoc},
     volume = {164},
     year = {1966},
     language = {de},
     url = {http://geodesic.mathdoc.fr/item/MAN_1966__164_161412/}
}