| 000 | 00377nas a22001217a 4500 | ||
|---|---|---|---|
| 008 | 170117s9999 xx 000 0 und d | ||
| 040 | _cIIT Kanpur | ||
| 041 | _aeng | ||
| 245 | _aProceedings of the National Academy of Sciences of the United States of America (PNAS) | ||
| 260 | _bNational Academy of Sciences | ||
| 856 | _uhttps://www.pnas.org/content/by/year | ||
| 942 | _cEJ | ||
| 999 |
_c544994 _d544994 |
||