Guanhong Tao, ; Zibin Zheng, : 'Network service discovery, selection, and brokerage' (Telecommunications, 2017), 'Network as a Service for Next Generation Internet', Chap. 5, pp. 117-134, DOI: 10.1049/PBTE073E_ch5
IET Digital Library, https://digital-library.theiet.org/;jsessionid=7b4qvp9mvjibi.x-iet-live-01content/books/10.1049/pbte073e_ch5