Voir la notice de l'article provenant de la source European Digital Mathematics Library
@article{NUMA_1972__19_132133, author = {G. Strang}, title = {Approximation in the {Finite} {Element} {Method.}}, journal = {Numerische Mathematik}, pages = {81--98}, publisher = {mathdoc}, volume = {19}, year = {1972}, zbl = {0221.65174}, url = {http://geodesic.mathdoc.fr/item/NUMA_1972__19_132133/} }
G. Strang. Approximation in the Finite Element Method.. Numerische Mathematik, Tome 19 (1972), pp. 81-98. http://geodesic.mathdoc.fr/item/NUMA_1972__19_132133/