Sabu, Sachu Sara, and Anil Kuruvila. “Price Instability in Black Pepper: A Comparative Analysis of Preliberalisation and Post-Liberalisation Periods”. Journal of Tropical Agriculture, vol. 54, no. 1, Nov. 2016, p. 41, https://jtropag.kau.in/index.php/ojs2/article/view/368.