1. Encyclopedia of Explosives and Related Items, PATR 2700, Volume 6, Dover, New Jersey, USA, Picatinny Arsenal 1974.
2. The Chemistry of Powder and Explosives, Wiley, New York 1943, pp. 404-413.
3. Chemistry and Technology of Explosives, Volume 3, Pergamon Press Oxford 1967, p. 157.
4. e.g. Ger. Pat. 953,415; Nov. 29, 1956.