Talukdar, P. B.; Sengupta, S. K.; Datta, A. K.
Indian Journal of Chemistry, Section B: Organic Chemistry Including Medicinal Chemistry, 1986 , vol. 25, p. 275 - 278

Abdel-Fattah, Abdel-Samei Mahmoud; Negm, Abdalla Mohamed; Gaafar, Alaa Eldein Mustafa
Phosphorus, Sulfur and Silicon and the Related Elements, 1992 , vol. 72, # 1.4 p. 145 - 156

Eastman Kodak Co.
Patent: US2819965 , 1956 ;

Full Text Show Details
Ilford Ltd.
Patent: US2527265 , 1948 ;