| 000 | 00376nam a2200157 4500 | ||
|---|---|---|---|
| 082 | _aR 516 CRO-U | ||
| 100 |
_aCroft, Hallard T, et al. _e |
||
| 245 |
_aUnsolved problems in geometry _cHallard T Croft et al. |
||
| 250 | _a | ||
| 260 |
_aSpringer-Verlag, New York _c1991 |
||
| 300 | _a | ||
| 490 | _a | ||
| 650 | _aGeometry-- Mathematics | ||
| 700 |
_a _e |
||
| 942 | _cBK | ||
| 999 |
_c446786 _d446786 |
||