@article{NUMA_1986__48_133074,
     author = {A.S. Krishnakumar and Martin Morf},
     title = {Eigenvalues of a {Symmetric} {Tridiagonal} {Matrix:} {A} {Divide-and-Conquer} {Approach.}},
     journal = {Numerische Mathematik},
     pages = {349--368},
     publisher = {mathdoc},
     volume = {48},
     year = {1986},
     zbl = {0595.65035},
     url = {http://geodesic.mathdoc.fr/item/NUMA_1986__48_133074/}
}