N.  K. Nayar and Mahadevan, S., ?Ecology of pearl oyster beds?, in Pearl culture. Central Marine Fisheries Research Institute (CMFRI) Bulletin 39, K.  Alagarswami, Ed. Cochin, India: Central Marine Fisheries Research Institute, 1987, pp. 29-36.

S.  Mahadevan, ?Annotated bibliography on pearl oysters of Indian coast?, in Pearl culture. Central Marine Fisheries Research Institute (CMFRI) Bulletin 39, K.  Alagarswami, Ed. Cochin, India: Central Marine Fisheries Research Institute, 1987, pp. 123-136.

S.  Mahadevan and K. Nayar, N., ?Ecology of pearl oyster and chank beds?, in The commercial molluscs of India, vol. 25, R. V.  Nair and Rao, K. S., Eds. Cochin: Central Marine Fisheries Research Institute, India, 1974, pp. 106-121.

S.  Mahadevan, ?Annotated bibliography on pearl oysters of Indian coast?, in Pearl culture. Central Marine Fisheries Research Institute (CMFRI) Bulletin 39, K.  Alagarswami, Ed. Cochin, India: Central Marine Fisheries Research Institute, 1987, pp. 123-136.

S.  Mahadevan and K. Nayar, N., ?Ecology of pearl oyster and chank beds?, in The commercial molluscs of India, vol. 25, R. V.  Nair and Rao, K. S., Eds. Cochin: Central Marine Fisheries Research Institute, India, 1974, pp. 106-121.

N.  K. Nayar and Mahadevan, S., ?Ecology of pearl oyster beds?, in Pearl culture. Central Marine Fisheries Research Institute (CMFRI) Bulletin 39, K.  Alagarswami, Ed. Cochin, India: Central Marine Fisheries Research Institute, 1987, pp. 29-36.