Voir la notice de l'article provenant de la source Math-Net.Ru
@article{MAT_1960_4_6_a0, author = {M. Schechter}, title = {Remarks on elliptic boundary value problems}, journal = {Matematika}, pages = {3--22}, publisher = {mathdoc}, volume = {4}, number = {6}, year = {1960}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MAT_1960_4_6_a0/} }
M. Schechter. Remarks on elliptic boundary value problems. Matematika, Tome 4 (1960) no. 6, pp. 3-22. http://geodesic.mathdoc.fr/item/MAT_1960_4_6_a0/