A solid-state (CP-MAS)13C nuclear magnetic resonance study of selected photo(thermo)chromic spiro-(indolinonaphthoxazine)s
1986 ◽
pp. 1933
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1989 ◽
Vol 85
(9)
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pp. 2973
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2017 ◽
Vol 131
(4)
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pp. 1144-1146
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1974 ◽
pp. 1011
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1988 ◽
pp. 1863
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1999 ◽
Vol 103
(26)
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pp. 5477-5487
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1992 ◽
Vol 90
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pp. 1323-1327
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