@article{MM2_1972__6_154087,
     author = {Peter Gabriel},
     title = {Unzerlegbare {Darstellungen} {I.}},
     journal = {Manuscripta mathematica},
     pages = {71--104},
     year = {1972},
     volume = {6},
     language = {de},
     url = {http://geodesic.mathdoc.fr/item/MM2_1972__6_154087/}
}