参考文献

Overberger; Shapiro Journal of the American Chemical Society, 1954 , vol. 76, p. 93,95 Full Text Show Details Clauder; Bulcsu Magyar Kemiai Folyoirat, 1951 , vol. 57, p. 68,71 Chem.Abstr., 1952 , p. 4023 Full Text Show Details Heumann and Co. Patent: DE1008303 , 1955 ;