Voir la notice de l'article provenant de la source Math-Net.Ru
@article{IVM_1998_8_a9, author = {L. D. \`Eskin}, title = {The {Onsager} equation as {a~Lyapunov--Schmidt} equation}, journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika}, pages = {71--78}, publisher = {mathdoc}, number = {8}, year = {1998}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/IVM_1998_8_a9/} }
L. D. Èskin. The Onsager equation as a~Lyapunov--Schmidt equation. Izvestiâ vysših učebnyh zavedenij. Matematika, no. 8 (1998), pp. 71-78. http://geodesic.mathdoc.fr/item/IVM_1998_8_a9/