Oterov Giráldez, M. S., M. Álvarez-Díaz, and M. González Gómez. “Detection of Empirical Relationships Between the NOA and International Tourism Demand to the Balearic Islands”. Journal of Tourism & Development, Vol. 3, no. 13/14, Jan. 2010, pp. 1155-6, doi:10.34624/rtd.v3i13/14.13239.