Voir la notice de l'article provenant de la source Math-Net.Ru
@article{DAN_1965_161_2_a11, author = {L. E. Sadovskii}, title = {An approximation theorem and lattice isomorphisms}, journal = {Doklady Akademii Nauk}, pages = {300--303}, publisher = {mathdoc}, volume = {161}, number = {2}, year = {1965}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1965_161_2_a11/} }
L. E. Sadovskii. An approximation theorem and lattice isomorphisms. Doklady Akademii Nauk, Tome 161 (1965) no. 2, pp. 300-303. http://geodesic.mathdoc.fr/item/DAN_1965_161_2_a11/