1. Biochemical Studies on Ricin
2. A single affinity column step method for the purification of ricin toxin from castor beans (Ricinus communis)
3. Ricin Poisoning
4. Cope, A.C , Chemical Warfare Agents and Related Chemical Problems-Part I: Summary Technical Report of Division 9. Washington, DC: National Defense Research Committee, 1945, pp.179-203.
5. Parker, D.T., A.C. Parker, and C.K. Ramachandran, Joint Technical Data Source Book, Vol.6, Part3, DPGJCP-961007. U.S. Dugway Proving Ground,Utah: Joint Contact Point Directorate, 1996, pp.1-38.