Ren W, Li R and Li M.
(2012). The applicability of traditional sampling techniques in the measurement of LAN availability 2012 International Conference on Quality, Reliability, Risk, Maintenance, and Safety Engineering (QR2MSE). 10.1109/ICQR2MSE.2012.6246192. 978-1-4673-0788-8. (83-88). http://ieeexplore.ieee.org/document/6246192/