@article{MET_1973__20_175600,
     author = {P. Sint},
     title = {Numerik symmetrischer {Matrizen}  -  {Rutishauser,} {Stiefel}},
     journal = {Metrika},
     pages = {188--188},
     publisher = {mathdoc},
     volume = {20},
     year = {1973},
     url = {http://geodesic.mathdoc.fr/item/MET_1973__20_175600/}
}