| 000 | 00356nam a2200121Ia 4500 | ||
|---|---|---|---|
| 001 | MPKV057787 | ||
| 008 | 120911s9999 xx 000 0 und d | ||
| 082 | _a500 | ||
| 245 |
_aScience Vol.186 No.4158-70 _c; |
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| 246 | _aScience Vol.186 No.4158-70 | ||
| 260 |
_aWashington _bAmerican Association for the Advancement of Science _c1974 |
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| 650 | _aPure Science | ||
| 999 |
_c55777 _d55777 |
||