Carbon-13 NMR studies of solid urea-formaldehyde resins using cross polarization and magic-angle spinning
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1990 ◽
Vol 28
(13)
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pp. S37-S46
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1990 ◽
Vol 46
(6)
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pp. 927-935
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1980 ◽
Vol 41
(1)
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pp. 158-168
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1990 ◽
Vol 1026
(2)
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pp. 225-235
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2001 ◽
Vol 59
(4)
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pp. 266-275
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