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| 090 | _a5265 | ||
| 099 |
_tOUVR _zALEX17493 |
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| 100 | _a20241101d1910 m||y0frey50 ba | ||
| 101 | _afre | ||
| 200 |
_aLeçons sur le calcul des variations. _eTome 1 |
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| 214 |
_aParis _cHermann _d1910 |
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| 215 |
_aviii+520pp. _d25 cm |
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| 700 |
_aHADAMARD _bJ. _4070 |
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| 701 |
_aFRECHET _4070 |
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