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_aPerturbation of periodic solutions: the degenerate case _fInternational union of theoretical and applied mechanics. Symposium on nonlinear vibrations. Kiev. Sept. 1961 |
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_aKiev _cInst. of mathematics Acad. of sciences of the Ukrainian SSR _d1961 |
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_a10 с. _d20 см |
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| 300 | _aНа 2-й с. обл.: В. А. Коппель. Возмущение периодических решений: случай вырождения | ||
| 309 | _aЛитогр. | ||
| 320 | _aБиблиогр.: с. 8 | ||
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_aМт-[303] _2rubbk |
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| 700 | 1 |
_aCoppel _bW. A. _4070 |
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_7ba _8eng _aSymposium on nonlinear vibrations _eKiev _f1961 _9449827 _3RU\NLR\AUTH\880392014 |
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_aRU _bNLR _gPSBO |
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_aRU _bNLR _c20100531 |
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_aNLR _jМт01 Г-4/69 |
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