参考文献

Sychkova, L. D.; Kalinkina, O. L.; Shabarov, Yu. S. Journal of Organic Chemistry USSR (English Translation), 1981 , vol. 17, p. 1277 - 1281 Zhurnal Organicheskoi Khimii, 1981 , vol. 17, # 7 p. 1435 - 1440