The following has been added to the Zotero Group for Ancient World Open Bibliographies and the Ancient World Open Bibliographies Wiki.
Greek Archaeological Sites
Scholarship on the Corinthia
http://www.und.nodak.edu/instruct/wcaraher/EKASPage/EKASBibliography.htmlWilliam Caraher and David Pettegrew.
Last updated 2007.
Prepared for the Eastern Korinthia Archaeological Survey, this bibliography focuses on recent scholarship in the eastern Corinthia, and is especially light on Isthmia and Kenchreai. It includes books and articles, mostly in English.
Ancient World Open Bibliographies 
Great to see you grab this. An updated version of the publications of the EKAS project is available at http://corinthianmatters.com/links/ekas/publications/
I will be updating the diolkos of Corinth bibliography as well: http://corinthianmatters.com/the-isthmus/the-diolkos/references/