International trade gravity equations and tourism. An application for intra-Latin American trade flows
M. Santana Gallego, F.J. Ledesma-Rodríguez, J.V. Pérez-Rodríguez. 2014. In: Current Issues in International Trade: Methodologies and Development Implications for the World Economy Vol. 1 (Gouranga G. Das, Ph.D, Eds.). New York: Nova Publishers, pp. 111 - 126. ISBN: 978-63321-405-7.
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