Voir la notice de l'article provenant de la source Math-Net.Ru
@article{DAN_1991_317_3_a20, author = {V. F. Yakovlev}, title = {A two-level representation of a functional system in a hyper-real}, journal = {Doklady Akademii Nauk}, pages = {600--601}, publisher = {mathdoc}, volume = {317}, number = {3}, year = {1991}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1991_317_3_a20/} }
V. F. Yakovlev. A two-level representation of a functional system in a hyper-real. Doklady Akademii Nauk, Tome 317 (1991) no. 3, pp. 600-601. http://geodesic.mathdoc.fr/item/DAN_1991_317_3_a20/