@article{ETNA_2008__31__a16,
     author = {Lambers, James V.},
     title = {Enhancement of {Krylov} subspace spectral methods by block {Lanczos} iteration},
     journal = {Electronic transactions on numerical analysis},
     pages = {86--109},
     publisher = {mathdoc},
     volume = {31},
     year = {2008},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/ETNA_2008__31__a16/}
}