Directory of Open Access Books
Getty Institute. Virtual Library. 300+ books in visual studies and the arts.
Online Art Books (Art Canada Institute/Institute de l'Art Canadien)
The International Journal of Digital Art History (Open Access, Peer Reviewed)
CHECK OUT THIS EXTENSIVE LIST OF OPEN ACCESS JOURNALS
LIST OF DIGITIZED JOURNALS ONLINE, see the following:
https://ezb.uni-regensburg.de/index.phtml?bibid=AAAAA&colors=7&lang=en
https://zdb-katalog.de/index.xhtml
http://opac.regesta-imperii.de/lang_en/
https://www.ebsco.com/de-de/open-access/szczepanski-liste
https://www.arlima.net/periodiques/index.html
https://de.wikisource.org/wiki/Zeitschriften