Bhat, Ravi, and S Sujatha. “Root Distribution of Arecanut (Areca Catechu) As Influenced by Drip Fertigation in a Laterite Soil*”. The Indian Journal of Agricultural Sciences, vol. 78, no. 9, Sept. 2008, https://epubs.icar.org.in/index.php/IJAgS/article/view/9949.