Pillai, P.P. & Parakkal, B. (2000)
Pelagic Sharks in the Indian Seas their Exploitation, Trade, Management and Conservation. CMFRI Special Publication, 70: 1–95
Pillai, P.P. & Honma, M. (1978)
Seasonal and areal distribution of the pelagic sharks taken by the tuna longline in the Indian Ocean. Bulletin of the National Research Institute of Far Seas Fisheries, 16: 33–49, figs 1–2