@article{JDM_1940__50_146243,
     author = {Wilhelm Specht},
     title = {Zur {Theorie} der {Matrizen.} {II.}},
     journal = {Jahresbericht der Deutschen Mathematiker-Vereinigung},
     pages = {19--23},
     publisher = {mathdoc},
     volume = {50},
     year = {1940},
     language = {de},
     url = {http://geodesic.mathdoc.fr/item/JDM_1940__50_146243/}
}