@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/