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1. Before 1976  (86,593)
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15. Compositions Thereof, E.G. Mortars, Concrete Or Like Buildingmaterials  (187,007)
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18. Lime, Magnesia  (187,007)
19. Compositions Based Thereon  (186,100)
20. Organic Macromolecular Compounds  (186,100)
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Databases 

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2. ProQuest Central  (9,671)
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10. DOAJ Directory of Open Access Journals  (1,223)
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14. ERIC - Full Text Only (Discovery)  (824)
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Language 

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1. Barron's National Business And Financial Weekly  (401)
2. Cellular Immunology  (399)
3. Environmental Science & Technology  (356)
4. Fuel  (410)
5. Natural Resources Journal  (487)
6. Nature  (379)
7. Solar Cells  (569)
8. Solar Energy  (711)
9. The Journal Of Immunology  (823)
10. Water Research  (538)
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