Schneemann, M.; R. Cathomas; S.T. Laidlaw; A.M. El Nahas; R.D.G. Theakston; D.A. Warrell (August 2004). "Life-threatening envenoming by the Saharan horned viper (Cerastes cerastes) causing micro-angiopathic haemolysis, coagulopathy and acute renal failure: clinical cases and review". QJM: An International Journal of Medicine97 (11): 717–27. doi:10.1093/qjmed/hch118. பப்மெட்:15496528. "Whether Cleopatra used a snake as the instrument of her suicide has been long debated. Some favour the idea that she chose C. cerastes, but its venom is insufficiently potent, rapid and reliable. A more plausible candidate is the Egyptian cobra or 'asp' (Naja haje).".
Kinghorn, A. M. (March 1994). "'All joy o' the worm' or, death by asp or asps unknown in act v of Antony and Cleopatra". English Studies75 (2): 104–9. doi:10.1080/00138389408598902. "The venomous reptile commonly known today as 'Cleopatra's asp' is a Cobra (Cerastes cornutus)".
Schneemann, M.; R. Cathomas; S.T. Laidlaw; A.M. El Nahas; R.D.G. Theakston; D.A. Warrell (August 2004). "Life-threatening envenoming by the Saharan horned viper (Cerastes cerastes) causing micro-angiopathic haemolysis, coagulopathy and acute renal failure: clinical cases and review". QJM: An International Journal of Medicine97 (11): 717–27. doi:10.1093/qjmed/hch118. பப்மெட்:15496528. "Whether Cleopatra used a snake as the instrument of her suicide has been long debated. Some favour the idea that she chose C. cerastes, but its venom is insufficiently potent, rapid and reliable. A more plausible candidate is the Egyptian cobra or 'asp' (Naja haje).".
