V.E.R.A. -- Virtual Entity of Relevant Acronyms (February 2016):
BS2000 BetriebsSystem 2000 (SNI, OS)The Free On-line Dictionary of Computing (30 December 2018):
BS2000An operating system from SNI for mainframes. (http://mch.sni.de.public/bs2000/server.htm). (1997-06-13)