Jothinayagam, J.T. (1987). Cephalopoda of the Madras coast. Zoological Survey of India. Technical Monograph, 15. Director, Zoological Survey of India: Calcutta. 85, 3 plates pp.
Deel van: Zoological Survey of India. Technical Monograph. Zoological Survey of India: Calcutta. ISSN 0255-4739, meer
