Voir la notice de l'article provenant de la source Heldermann Verlag
@article{JCA_1998_5_1_a1, author = {D. Bucur and J.-P. Zolesio}, title = {Spectrum {Stability} of an {Elliptic} {Operator} to {Domain} {Perturbations}}, journal = {Journal of convex analysis}, pages = {019--03}, publisher = {mathdoc}, volume = {5}, number = {1}, year = {1998}, url = {http://geodesic.mathdoc.fr/item/JCA_1998_5_1_a1/} }
D. Bucur; J.-P. Zolesio. Spectrum Stability of an Elliptic Operator to Domain Perturbations. Journal of convex analysis, Tome 5 (1998) no. 1, pp. 019-03. http://geodesic.mathdoc.fr/item/JCA_1998_5_1_a1/