Ramamirtham, C P, et al. “ESTUARINE OCEANOGRAPHY OF THE VEMBANAD LAKE PART I: THE REGION BETWEEN PALLIPURAM (VAIKOM) AND THEVARA (COCHIN)”. Indian Journal of Fisheries, vol. 33, no. 1, Sept. 2011, pp. 85-94, https://epubs.icar.org.in/index.php/IJF/article/view/10878.