@article{ETNA_2000__11__a4,
     author = {Serra Capizzano, Stefano and Tablino Possio, Cristina},
     title = {High-order finite difference schemes and {Toeplitz} based preconditioners for elliptic problems},
     journal = {Electronic transactions on numerical analysis},
     pages = {55--84},
     publisher = {mathdoc},
     volume = {11},
     year = {2000},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/ETNA_2000__11__a4/}
}