@article{05626165, title = {A complement to the Fredholm theory of elliptic systems on bounded domains.}, journal = {Boundary Value Problems [electronic only]}, volume = {2009}, year = {2009}, doi = {10.1155/2009/637243}, zbl = {1196.35080}, language = {en}, url = {http://dml.mathdoc.fr/item/05626165} }
Rabier, Patrick J. A complement to the Fredholm theory of elliptic systems on bounded domains.. Boundary Value Problems [electronic only], Tome 2009 (2009) . doi : 10.1155/2009/637243. http://gdmltest.u-ga.fr/item/05626165/