Chambi Vilca, Michael Jhordan, Ivan Ebenezer Condori Hito, and Cristian Rafael Mamani Ordoñez. “Import Processes and Total Costs of Merchandise in Companies Importing Agricultural Machines in Southern Peru”. Semestre Económico 12, no. 2 (August 31, 2023): 107–118. Accessed May 19, 2024. http://semestreeconomico.unap.edu.pe/index.php/revista/article/view/159.