| Label | Dataset | Type | Subdivision | Identifier | |
|---|---|---|---|---|---|
| 1. | Photorefractive materials |
LC Subject Headings (LCSH) |
Topic SimpleType Authority |
sh87007060 | |
| Materials, Photorefractive | |||||
| 2. | Photorefractive materials--Congresses |
LC Subject Headings (LCSH) |
ComplexSubject ComplexType Authority |
sh2010106193 | |
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