参考文献

Mehrotra, K. N.; Singh, Geeta Synthesis, 1980 , # 12 p. 1001 - 1004 Title/Abstract Full Text Show Details Singh, M. S.; Rao, R. J. Phosphorus, Sulfur and Silicon and the Related Elements, 1992 , vol. 68, # 1-4 p. 115 - 118