@article{ETNA_2005__20__a2,
     author = {Lambers, James V.},
     title = {Krylov subspace spectral methods for variable-coefficient initial-boundary value problems},
     journal = {Electronic transactions on numerical analysis},
     pages = {212--234},
     publisher = {mathdoc},
     volume = {20},
     year = {2005},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/ETNA_2005__20__a2/}
}