@article{MZ_1964__83_170219,
     author = {Hartmut Ehlich},
     title = {Determinatabsch\"atzungen f\"ur bin\"are {Matrizen.}},
     journal = {Mathematische Zeitschrift},
     pages = {123--132},
     publisher = {mathdoc},
     volume = {83},
     year = {1964},
     language = {de},
     url = {http://geodesic.mathdoc.fr/item/MZ_1964__83_170219/}
}