Frascella, A., A. Brutti, N. Gessa, P. De Sabbata, C. Novelli, M. Burns, V. Bhatt, R. Ianniello, and L. He. “A Minimum Set of Common Principles for Enabling Smart City Interoperability”. TECHNE - Journal of Technology for Architecture and Environment, no. 1, Apr. 2018, pp. 56-61, doi:10.13128/Techne-22739.