@article{NUMA_1989__56_2-3_133392,
     author = {Lothar Reichel},
     title = {The {Ordering} of {Tridiagonal} {Matrices} in the {Cyclic} {Reduction} {Method} for {Poisson's} {Equation.}},
     journal = {Numerische Mathematik},
     pages = {215--228},
     publisher = {mathdoc},
     volume = {56},
     number = {2-3},
     year = {1989},
     zbl = {0686.65067},
     url = {http://geodesic.mathdoc.fr/item/NUMA_1989__56_2-3_133392/}
}