参考文献

Schering-Kahlbaum A.G. Patent: US1958653 , 1931 ; Full Text Show Details Schering-Kahlbaum A.G. Patent: FR728241 ; Full Text Show Details Ziegler Patent: DE570594 , 1930 ; Fortschr. Teerfarbenfabr. Verw. Industriezweige, vol. 19, p. 336 Full Text Show Details Ziegler; Ohlinger Justus Liebigs Annalen der Chemie, 1932 , vol. 495, p. 109 Full Text Show Details Schuerch; Huntress Journal of the American Chemical Society, 1948 , vol. 70, p. 2825