The following has been added to the Zotero Group for Ancient World Open Bibliographies and the Ancient World Open Bibliographies Wiki.
Greek and Roman Art and Archaeology
The Christianization of the Peloponnese: Bibliography
Rebecca Sweetman, Classics, University of St. Andrews
Last updated 2012.
The linked bibliography is a short list of major works (monographs and articles, in multiple languages), and there is additional bibliography attached to the descriptions of the ca. 130 individual sites included as part of the project.