Cardoso, C.P., Vaughan, R. and Edwards, J. 2010. The perceived effects of economic and monetary union upon tourism business environment: a doctoral study applied to the hotel industry in Portugal. Journal of Tourism & Development. 3, 13/14 (Jan. 2010), 941-942. DOI:https://doi.org/10.34624/rtd.v3i13/14.12533.