Afifiyan, F., Armugam, A., Tan, C. H., Gopalakrishnakone, P., & Jeyaseelan, K. (1999). Postsynaptic α-Neurotoxin Gene of the Spitting Cobra, Naja naja sputatrix: Structure, Organization, and Phylogenetic Analysis. Cold Spring Harbor Laboratory Press.

Afifiyan, Fatemeh, Arunmoziarasi Armugam, Chee Hong Tan, Ponnampalam Gopalakrishnakone, and Kandiah Jeyaseelan. Postsynaptic α-Neurotoxin Gene of the Spitting Cobra, Naja Naja Sputatrix: Structure, Organization, and Phylogenetic Analysis. Cold Spring Harbor Laboratory Press, 1999.

Afifiyan, Fatemeh, et al. Postsynaptic α-Neurotoxin Gene of the Spitting Cobra, Naja Naja Sputatrix: Structure, Organization, and Phylogenetic Analysis. Cold Spring Harbor Laboratory Press, 1999.