@article{M2AN_2007__41_6_1021_0,
     author = {Fatone, Lorella and Funaro, Daniele and Scannavini, Valentina},
     title = {Finite-difference preconditioners for superconsistent pseudospectral approximations},
     journal = {ESAIM: Mod\'elisation math\'ematique et analyse num\'erique},
     pages = {1021--1039},
     year = {2007},
     publisher = {EDP Sciences},
     volume = {41},
     number = {6},
     doi = {10.1051/m2an:2007052},
     mrnumber = {2377105},
     zbl = {1133.65103},
     language = {en},
     url = {https://www.numdam.org/articles/10.1051/m2an:2007052/}
}