Correia M.N. F. NevesP. VerĂssimo2010-05-212014-11-142010-05-212014-11-1420062006http://hdl.handle.net/10451/14597http://repositorio.ul.pt/handle/10455/6202engComputer ScienceFrom Consensus to Atomic Broadcast: Time-Free Byzantine-Resistant Protocols without Signaturesjournal article