@article{GDZPPN002023865,
title = {Discrete Variational Green's Function. I.},
journal = {Aequationes mathematicae},
volume = {5},
year = {1970},
pages = {74-82},
zbl = {0194.12703},
url = {http://dml.mathdoc.fr/item/GDZPPN002023865}
}
Ciarlet, Philippe G. Discrete Variational Green's Function. I.. Aequationes mathematicae, Tome 5 (1970) pp. 74-82. http://gdmltest.u-ga.fr/item/GDZPPN002023865/