参考文献

Journal of Research of the National Bureau of Standards (United States), vol. 38, p. 387,391 Chem.Abstr., , p. 5291 Journal of the American Chemical Society, , vol. 68, p. 2121 Journal of Research of the National Bureau of Standards (United States), vol. 38, p. 387,391 Chem.Abstr., , p. 5291