| 000 | 00325nam a2200121Ia 4500 | ||
|---|---|---|---|
| 008 | 251112s9999||||xx |||||||||||||| ||und|| | ||
| 040 | _aCNCLSA | ||
| 245 | 0 |
_aNature _bA Weekly Journal Of Science |
|
| 260 |
_cDecember 9, 1967 _bMacmillan (Journals) Ltd. _aNew York |
||
| 300 | _aP. 837-1256 | ||
| 300 | _bV. 216 | ||
| 942 | _cJRBV | ||
| 999 |
_c11292 _d11292 |
||