@article{1077469040, author = {Strang, W. Gilbert}, title = {Difference methods for mixed boundary-value problems}, journal = {Duke Math. J.}, volume = {27}, number = {1}, year = {1960}, pages = { 221-231}, language = {en}, url = {http://dml.mathdoc.fr/item/1077469040} }
Strang, W. Gilbert. Difference methods for mixed boundary-value problems. Duke Math. J., Tome 27 (1960) no. 1, pp. 221-231. http://gdmltest.u-ga.fr/item/1077469040/