'Market developments' (Energy Engineering, 2018), 'Power Market Transformation: Reducing emissions and empowering consumers', Chap. 1, pp. 3-22, DOI: 10.1049/PBPO124E_ch1
IET Digital Library, https://digital-library.theiet.org/;jsessionid=4jihl6dj7kqds.x-iet-live-01content/books/10.1049/pbpo124e_ch1