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| 999 |
_c7497 _d7497 |
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| 001 | 21115 | ||
| 003 | BD-DhUAP | ||
| 005 | 20210123143845.0 | ||
| 008 | 201103s1977 ii 000 0 eng d | ||
| 040 |
_aDLC _cDLC _dBD-DhUAP _bEng |
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| 082 | 0 | 0 |
_a515.35 ELS _223 |
| 100 | _aElsgolts, L. | ||
| 245 | 1 | 0 |
_aDifferential equations and the calculus of variations / _cL. Elsgolts ; translated by George Yankovosky. |
| 260 |
_aMoscow : _bMir publishers, _cc1977. |
||
| 300 |
_a440 pages : _billustrations ; _c22 cm. |
||
| 650 | 0 | _aDifferential equations. | |
| 700 | _aYankovosky, George. | ||
| 942 |
_2ddc _cBK |
||