| 000 | 00516nam a2200097Ia 4500 | ||
|---|---|---|---|
| 008 | 120223s9999 xx 000 0 und d | ||
| 082 | _a574.133 NEW | ||
| 100 | _aNewton, W. | ||
| 245 | _aRecent developments in nitrogen fixation | ||
| 260 |
_bAcademic Press _aLondon _c1977 |
||
| 999 |
_c152405 _d152405 |
||