✦ LIBER ✦
An extension to resonant cases of Liapunov's theorem concerning the periodic solutions near a Hamiltonian equilibrium
✍ Scribed by Jacques Roels
- Publisher
- Elsevier Science
- Year
- 1971
- Tongue
- English
- Weight
- 956 KB
- Volume
- 9
- Category
- Article
- ISSN
- 0022-0396
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