Zhao, Youshan, Carlos O. Trejo-Pech, and Richard N. Weldon. “The Profitability Of The U.S. Food Supply Chain: Financial Indicators, Cross-Section And Time-Series Effects”. Journal of Applied Business Research (JABR) 29, no. 1 (December 27, 2012): 23–34. Accessed July 17, 2024. https://clutejournals.com/index.php/JABR/article/view/7552.