Voir la notice de l'article provenant de la source Math-Net.Ru
@article{DAN_1967_172_3_a3, author = {Ya. L. Geronimus}, title = {On a problem of {G.~Szeg\"o,} {M.~Kac,} {G.~Baxter} and {I.~Hirschman}}, journal = {Doklady Akademii Nauk}, pages = {521--523}, publisher = {mathdoc}, volume = {172}, number = {3}, year = {1967}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1967_172_3_a3/} }
Ya. L. Geronimus. On a problem of G.~Szeg\"o, M.~Kac, G.~Baxter and I.~Hirschman. Doklady Akademii Nauk, Tome 172 (1967) no. 3, pp. 521-523. http://geodesic.mathdoc.fr/item/DAN_1967_172_3_a3/