参考文献

Terenin, V. I.; Rumyantsev, A. N.; Nosyrev, P. V.; Gromov, S. P.; Bundel', Yu. G. Chemistry of Heterocyclic Compounds (New York, NY, United States), 1990 , vol. 26, # 9 p. 1016 - 1022 Khimiya Geterotsiklicheskikh Soedinenii, 1990 , vol. 26, # 9 p. 1217 - 1225