| 000 | 00516nam a2200097Ia 4500 | ||
|---|---|---|---|
| 008 | 120223s9999 xx 000 0 und d | ||
| 082 | _a574.5240151 OKU | ||
| 100 | _aOkubo, Akira | ||
| 245 | _aDiffusion and ecological problems : mathematical modles | ||
| 260 |
_bSpringer-Verlag _aBerlin _c1980 |
||
| 999 |
_c152646 _d152646 |
||