@article{GDZPPN001169246,
title = {Numerical Solution of Laplace Equation for an Annular Region.},
journal = {Numerische Mathematik},
volume = {15},
year = {1970},
pages = {231-242},
zbl = {0203.48401},
url = {http://dml.mathdoc.fr/item/GDZPPN001169246}
}
CHOW, T.S.; MILNES, H.W. Numerical Solution of Laplace Equation for an Annular Region.. Numerische Mathematik, Tome 15 (1970) pp. 231-242. http://gdmltest.u-ga.fr/item/GDZPPN001169246/