1. Animals hazardous to humans. Snakes. In : Hunter's Textbook of Tropical Medicine;Warrel;7th ed. WB Saunders company, Philadelphia,1991
2. Viperine snakes in Jammu;Bhat;J Indian Med Assoc,1974
3. Venoms, Toxins, and Poisons of Animals and Plants: In : Oxford Textbook of Medicine, 3rd ed;Warrel;Oxford University press,1996
4. Poisoning by bites of saw scaled or carpet viper (Echis carinatus) in Nigeria;Warrel;Quart J Med,1977
5. Viperine Envenomation- A clinical study;Varma;Med J Armed Forces India,1990