[1]
P. E. Wiranthi, I. Aminudin, and E. R. Dewi, “A Gravity Model for Indonesian Canned Tuna Exports to the European Union Market: An Application of PPML Estimator”, Sriwijaya Int. J. of Dynamic Eco. And Buss., vol. 3, no. 1, pp. 31–52, Mar. 2019.