参考文献

Ryzhkov, Yu. A.; Voronchikhina, L. I. Russian Journal of Applied Chemistry, 1994 , vol. 67, # 5.2 p. 734 - 736 Zhurnal Prikladnoi Khimii (Sankt-Peterburg, Russian Federation), 1994 , vol. 67, # 5 p. 821 - 824