Voir la notice de l'article provenant de la source Math-Net.Ru
@article{DAN_1993_331_6_a9, author = {R. S. Saks}, title = {Generalized elliptic pseudodifferential operators on a closed}, journal = {Doklady Akademii Nauk}, pages = {687--690}, publisher = {mathdoc}, volume = {331}, number = {6}, year = {1993}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1993_331_6_a9/} }
R. S. Saks. Generalized elliptic pseudodifferential operators on a closed. Doklady Akademii Nauk, Tome 331 (1993) no. 6, pp. 687-690. http://geodesic.mathdoc.fr/item/DAN_1993_331_6_a9/