Voir la notice de l'article provenant de la source Math-Net.Ru
@article{MZM_1979_26_1_a6, author = {E. Y. Bidaibekov}, title = {Converse problems for ordinary differential equations}, journal = {Matemati\v{c}eskie zametki}, pages = {53--59}, publisher = {mathdoc}, volume = {26}, number = {1}, year = {1979}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MZM_1979_26_1_a6/} }
E. Y. Bidaibekov. Converse problems for ordinary differential equations. Matematičeskie zametki, Tome 26 (1979) no. 1, pp. 53-59. http://geodesic.mathdoc.fr/item/MZM_1979_26_1_a6/