Electron Spin Resonance: Volume 6, Organic radicals in solids. P. B. Ayscough, T. J. Kemp
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Organic Compounds of Sulphur, Selenium and Tellurium: Volume 4, Thiocarbonyl and selenocarbonyl compounds. D. R. Hogg, P. Metzner, D. R. Hogg, W. Walter, J. Voss
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Heterocyclic Chemistry: Volume 4, Five-membered ring systems. H. Suschitzky, O. Meth-Cohn, G. V. Boyd, S. Gronowitz, O. Guilloton, H. Quiniou
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