1. Agricultural Marketing Resource Center (AGMRC). (2016).Vegetables. Retrieved from:http://www.agmrc.org/commodities‐products/vegetables/.
2. Vertical price transmission of perishable products: The case of fresh fruits in the western United States;Ahn B.;Journal of Agricultural and Resource Economics,2015
3. Amikuzuno J. (2009). Spatial price transmission and market integration between fresh tomato markets in Ghana: Any benefits from trade liberalization? Tamale: Department of Agricultural Economics and Extension University for Development Studies.
4. Distinguishing between Equilibrium and Integration in Spatial Price Analysis
5. Transfer Costs, Spatial Arbitrage, and Testing for Food Market Integration