参考文献

Kovalev, B. G.; Sorochinskaya, A. M.; Avdeeva, L. A. Chemistry of Natural Compounds, 1988 , vol. 24, # 1 p. 110 - 112 Khimiya Prirodnykh Soedinenii, 1988 , vol. 24, # 1 p. 123 - 126