Ullmann
Justus Liebigs Annalen der Chemie, 1904 , vol. 332, p. 101
Full Text Show Details
Deletra; Ullmann
Chem. Zentralbl., 1904 , vol. 75, # I p. 1570
Full Text Show Details
Mazzara; Leonardi
Gazzetta Chimica Italiana, 1891 , vol. 21 II, p. 380
Full Text Show Details
Anderson; Campbell
Journal of the Chemical Society, 1950 , p. 2904