GARDINI, Attilio. Analysis of demand for tourist services in Italy: statistical estimate and test of the Rotterdam differential model. Statistica, [S. l.], v. 45, n. 3, p. 319–337, 1985. DOI: 10.6092/issn.1973-2201/683. Disponível em: https://rivista-statistica.unibo.it/article/view/683. Acesso em: 4 dec. 2024.