| Label | Dataset | Type | Subdivision | Identifier | |
|---|---|---|---|---|---|
| 1. | Active galaxies |
LC Subject Headings (LCSH) |
Topic SimpleType Authority |
sh86000789 | |
| Galaxies, Active | |||||
| 2. | Active galaxies--Congresses |
LC Subject Headings (LCSH) |
ComplexSubject ComplexType Authority |
sh2009113470 | |
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