Voir la notice de l'article provenant de la source Math-Net.Ru
@article{IVM_1966_4_a6, author = {V. I. Zhukovskii}, title = {On the conditional stability in the critical case of a~double zero root}, journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika}, pages = {53--57}, publisher = {mathdoc}, number = {4}, year = {1966}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/IVM_1966_4_a6/} }
V. I. Zhukovskii. On the conditional stability in the critical case of a~double zero root. Izvestiâ vysših učebnyh zavedenij. Matematika, no. 4 (1966), pp. 53-57. http://geodesic.mathdoc.fr/item/IVM_1966_4_a6/