@article{ETNA_1994__2__a9,
     author = {Weiss, Rudiger},
     title = {Minimization properties and short recurrences for {Krylov} subspace methods},
     journal = {Electronic transactions on numerical analysis},
     pages = {57--75},
     publisher = {mathdoc},
     volume = {2},
     year = {1994},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/ETNA_1994__2__a9/}
}