@article{NUMA_1960__2_131467,
     author = {H.L. HAAS},
     title = {Bestimmung der {Eigenwerte} des allgemeinen {Eigenwertproblems.}},
     journal = {Numerische Mathematik},
     pages = {341--343},
     publisher = {mathdoc},
     volume = {2},
     year = {1960},
     zbl = {0093.30901},
     url = {http://geodesic.mathdoc.fr/item/NUMA_1960__2_131467/}
}