参考文献
Haller et al.
Journal of the American Chemical Society, 1945 , vol. 67, p. 1591,1599
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Gaetzi
Helvetica Chimica Acta, 1946 , vol. 29, p. 1159,1161
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Riemschneider; Reich
Gazzetta Chimica Italiana, 1948 , vol. 78, p. 821,826