Luo, Chunbo; McClean, Sally; Parr, Gerard; Ren, Peng; Gong, Yu: 'Multiple-source multiple-destinations relay channels with network coding', IET Communications, 2013, 7, (17), p. 1958-1968, DOI: 10.1049/iet-com.2012.0828
IET Digital Library, https://digital-library.theiet.org/;jsessionid=4favj9e91wcs.x-iet-live-01content/journals/10.1049/iet-com.2012.0828