参考文献

Van Duzee; Adkins Journal of the American Chemical Society, 1935 , vol. 57, p. 147,148 Full Text Show Details Berggardh Finska Kemistsamf. Medd., 1933 , vol. 42, p. 76,80 Chem. Zentralbl., 1934 , vol. 105, # I p. 2267