@article{05602066,
title = {Hierarchical grid coarsening for the solution of the Poisson equation in free space.},
journal = {ETNA. Electronic Transactions on Numerical Analysis [electronic only]},
volume = {26},
year = {2007},
pages = {70-80},
zbl = {1175.35035},
language = {en},
url = {http://dml.mathdoc.fr/item/05602066}
}
Bolten, Matthias. Hierarchical grid coarsening for the solution of the Poisson equation in free space.. ETNA. Electronic Transactions on Numerical Analysis [electronic only], Tome 26 (2007) pp. 70-80. http://gdmltest.u-ga.fr/item/05602066/