| 000 | 00371nam a2200145Ia 4500 | ||
|---|---|---|---|
| 005 | 20260205040619.0 | ||
| 008 | 260111s9999||||xx |||||||||||||| ||und|| | ||
| 082 | _a517.38 P449L | ||
| 100 | _aPETROVSKY I G | ||
| 245 | 0 | _aLECURES ON PARTIAL DIFFERENTIAL EQUATIONS | |
| 260 |
_aLOND. _bINTERSENCE _c1954 |
||
| 300 | _a245 | ||
| 690 | _aDIFFERENTIAL;EQUATION' | ||
| 942 | _cBK | ||
| 999 |
_c9011 _d9011 |
||