de Souza, João Henrique Inacio; Abrão, Taufik: 'Hybrid Hughes-Hartogs power allocation algorithms for OFDMA systems', IET Signal Processing, 2018, 12, (9), p. 1185-1192, DOI: 10.1049/iet-spr.2018.5080
IET Digital Library, https://digital-library.theiet.org/;jsessionid=1isjrf6p2fpil.x-iet-live-01content/journals/10.1049/iet-spr.2018.5080