A primer on physical-layer network coding, 2015, via WWW, Aug. 5, 2015: PDF t.p. (Shengli Zhang; Shenzhen University) p. 202 (Professor Shengli Zhang; B. Eng. in electronic engineering and M. Eng. in communication and information engineering from the University of Science and Technology of China (USTC), Hefei, China, in 2002 and 2005; Ph.D. from the Department of Information Engineering, the Chinese University of Hong Kong (CUHK) in 2008; in May 2009, joined the Communication Engineering Department, Shenzhen University, where he now holds an associate professorship)