Nair, R.J. & Venugopal, K.M. (2003)
Targeted shark fishery in Kerala. Marine Fisheries Information Service, Technical and Extension Series, 176, 8–9
Mathew, G. & Thulasidas, K. & Venugopal, K.M. (1991)
On the first record of the deep sea shark Centrophorus granulosus (Bloch and Schneider) from Indian seas. Marine Fisheries Information Service, Technical and Extension Series, 113, 22–23