@article{10_21136_AM_1979_103779,
     author = {Somer, Josef},
     title = {Lineare invariante {Gebilde} in \"aquiformen {Bewegungen} der {R\"aume} endlicher {Dimension}},
     journal = {Applications of Mathematics},
     pages = {56--66},
     publisher = {mathdoc},
     volume = {24},
     number = {1},
     year = {1979},
     doi = {10.21136/AM.1979.103779},
     mrnumber = {0512556},
     zbl = {0402.51008},
     language = {ge},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/AM.1979.103779/}
}