Boubendir, Amina; Bertin, Emmanuel; Diaz, Gladys; Simoni, Noëmie: 'Flexible and dynamic Network-as-a-Service for next generation Internet' (Telecommunications, 2017), 'Network as a Service for Next Generation Internet', Chap. 3, pp. 51-86, DOI: 10.1049/PBTE073E_ch3 IET Digital Library, https://digital-library.theiet.org/;jsessionid=12bd0qtfhc1xe.x-iet-live-01content/books/10.1049/pbte073e_ch3