'Channel adaptive transmission' (Telecommunications, 2017), 'Introduction to Digital Wireless Communications', Chap. 9, pp. 191-208, DOI: 10.1049/PBTE072E_ch9 IET Digital Library, https://digital-library.theiet.org/;jsessionid=7i0nm4rplkmvv.x-iet-live-01content/books/10.1049/pbte072e_ch9