| 1.
図書 |
図書
|
A.M. Liapunov ; with a contribution by V.A. Pliss ; and an introd. by V.P. Basov ; translated by Flavian Abramovici, Michael Shimshoni
|
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| 2.
図書 |
図書
|
by M.A. Liapounoff ; [traduit du russe par Edouard Davaux]
|
