From their press release:
Oxford University Press (OUP; www.oup.com) has released the online edition of The Oxford Encyclopedia of Ancient Greece and Rome (www.oxford-greecerome.com) in partnership with Semantico Ltd. (www.semantico.com), a provider of services and technology for online publishing. With more than 1,100 articles, the encyclopedia covers the legacy of the classical world and its interpretation and influence in subsequent centuries.
The encyclopedia forms part of the Oxford Digital Reference Shelf (www.oxford-digitalreference.com), the online collection of Oxford’s scholarly reference titles. The Oxford Digital Reference Shelf is a unique online publishing platform designed by Semantico, featuring a production interface built on the Semantico Information Publishing Platform (SIPP). This software creates the opportunity for OUP to provide flexible purchase options allowing existing Oxford Reference Online (www.oxfordreference.com) customers to add titles to their collection whilst also enabling the purchase of individual titles.