Valenciano, J. de P., & Giacinti Battistuzzi, M. A. (2022). Complexity in world trade of pears. evista e a acultad e iencias grarias NCuyo, 46(1), 125-141. etrieved from https://revistas.apps.sid.uncu.edu.ar/ojs3/index.php/RFCA/article/view/5634