参考文献

Sunder; Peet Journal of Heterocyclic Chemistry, 1978 , vol. 15, # 8 p. 1379 - 1382 Title/Abstract Full Text View citing articles Show Details Fridman Zhurnal Obshchei Khimii, 1954 , vol. 24, p. 642,645; engl. Ausg. S. 651, 654