1. BMBF (2018), Digital Economy and Society, BMBF.de, Retrieved from: https://www.bmbf.de/de/zukunftsprojekt-industrie-4-0-848.html (accessed 2 July 2018) .
2. Smart tourism destinations: ecosystems for tourism destination competitiveness;International Journal of Tourism Cities,2016
3. Buhalis, D. and Amaranggana, A. (2014), “Smart tourism destinations”, in Tussyadiah, Z.X.I. (Ed), Information and Communication Technologies in Tourism, Springer, Cham, pp. 553-564.