https://www.infodocket.com/2013/05/08/digital-preservation-de-gruyter-and-eight-other-publishers-join-clockss-archive/
Digital Preservation: De Gruyter and Eight Other Publishers Join CLOCKSS Archive - Library Journal...
May 8, 2013 - In the past three days, the CLOCKSS archive has announced nine new publishers have joined the archive and permanently preserving digital material with them....
digital preservationde gruyterother publishersclockss archivelibrary journal