@article{GDZPPN00116337X, title = {A Numerical Method for the Solution of a Parabolic System.}, journal = {Numerische Mathematik}, volume = {2}, year = {1960}, pages = {91-98}, zbl = {0093.13503}, url = {http://dml.mathdoc.fr/item/GDZPPN00116337X} }
DOUGLAS, J. jr. A Numerical Method for the Solution of a Parabolic System.. Numerische Mathematik, Tome 2 (1960) pp. 91-98. http://gdmltest.u-ga.fr/item/GDZPPN00116337X/