Iakovoglou, V. , Zaimes, G. , Bermúdez-Cañete, M. , García, J. , Giménez, M. , Guerrero, C. , Ioras, F. , Abrudan, I. (2015), 'Understanding and Enhancing Ecotourism Opportunities through Education', World Academy of Science, Engineering and Technology, Open Science Index 104, International Journal of Humanities and Social Sciences, 9(8), 2760 - 2764.