Rajendran, Srinivasulu. “Price Transmission Process in Vertical Markets: An Empirical Analysis of Onion Markets in Tamil Nadu State (India)”. European Journal of Sustainable Development 4, no. 1 (February 1, 2015): 9. Accessed September 19, 2021. https://ojs.ecsdev.org/index.php/ejsd/article/view/215.