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Narasimham, K A and Appanasastry, Y and Venugopalam, W (1981) Socio economic survey of fisherymen engaged in the lime shell fisheries- a case study. CMFRI Bulletin, 30A. pp. 60-62.
Silas, E G and Alagarswami, K (1981) Seminar on fisheries extension Cochin, 8-10 December , 1980, Proceedings and Recommendations. Marine Fisheries Information Service, Technical and Extension Series, 27. pp. 3-21.