Edward Bortnikov Maxim Gurevich Idit Keidar Gabriel Kliot Alexander Shraer Brahms: Byzantine resilient random membership sampling. 2340-2359 2009 53 Computer Networks 13 http://dx.doi.org/10.1016/j.comnet.2009.03.008 db/journals/cn/cn53.html#BortnikovGKKS09