| 000 | 00405pab a2200157 454500 | ||
|---|---|---|---|
| 008 | 180718b2010 xxu||||| |||| 00| 0 eng d | ||
| 100 | _aKerr, William R. | ||
| 245 | _aBreakthrough inventions and migrating clusters of innovation | ||
| 260 | _c2010 | ||
| 300 | _ap.46-60. | ||
| 362 | _aJan | ||
| 650 | _aScientific innovations | ||
| 773 | _aJournal of Urban Economics | ||
| 908 | _aN | ||
| 909 | _a86247 | ||
| 999 |
_c86247 _d86247 |
||