PAPARAS, D., T. PICKERING, O. TREMMA, and L. AGUIAR. “Is There a Significant Change in the Price Transmission Between Producer and Retail Prices Within the British Pork Industry?”. Turkish Economic Review, vol. 5, no. 2, July 2018, pp. 174-90, https://journals.econsciences.com/index.php/TER/article/view/1683.