参考文献

Tschitschibabin; Jegorow Zhurnal Russkago Fiziko-Khimicheskago Obshchestva, 1928 , vol. 60, p. 689 Chem. Zentralbl., 1928 , vol. 99, # II p. 1671 Full Text Show Details Chem. Fabr. Schering Patent: DE400191 ; Fortschr. Teerfarbenfabr. Verw. Industriezweige, vol. 14, p. 533