León, C. J., Araña, J. E., & Hernández Alemán, A. (2014). CO2 Emissions and tourism in developed and less developed countries. Applied Economics Letters, 21(16), 1169-1173.
León, C. J., Araña, J. E., & Hernández Alemán, A. (2014). CO2 Emissions and tourism in developed and less developed countries. Applied Economics Letters, 21(16), 1169-1173.