Thamban, C., A. Mathew, P. Subramanian, and K. Muralidharan. “Soil and Water Conservation Measures for Sustainable Coconut Production: Impact of Interventions under Farmers Participatory Action Research Programme”. Journal of Plantation Crops, vol. 42, no. 1, Jan. 2014, pp. 94-100, https://updatepublishing.com/journal/index.php/JPC/article/view/5553.