@article{10_4064_cm_44_2_277_290,
     author = {Th. Friedrich},
     title = {Zur {Existenz} paralleler {Spinorfelder} \"uber {Riemannschen} {Mannigfaltigkeiten}},
     journal = {Colloquium Mathematicum},
     pages = {277--290},
     publisher = {mathdoc},
     volume = {44},
     number = {2},
     year = {1981},
     doi = {10.4064/cm-44-2-277-290},
     language = {de},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/cm-44-2-277-290/}
}