@article{ETNA_2016__45__a10,
     author = {Kalantzis, Vassilis and Li, Ruipeng and Saad, Yousef},
     title = {Spectral {Schur} complement techniques for symmetric eigenvalue problems},
     journal = {Electronic transactions on numerical analysis},
     pages = {305--329},
     publisher = {mathdoc},
     volume = {45},
     year = {2016},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/ETNA_2016__45__a10/}
}