参考文献

Bargellini; Martegiani Gazzetta Chimica Italiana, 1912 , vol. 42 II, p. 353 Full Text Show Details Head; Robertson Journal of the Chemical Society, 1931 , p. 2432 Full Text Show Details v. Hemmelmayr Monatshefte fuer Chemie, 1914 , vol. 35, p. 4