Documentation:

* Architectural options - 5 models: Claddier_Ping.pdf

* The chosen model Trackback / Registry Hybrid: Claddier_Ping_Trackback_Hybrid_Model.pdf

* Technical Spec and Implementation ePublication Archive Citations-Trackback Extension Report (Draft 1).doc

* Requirements - email discussion thread PingMechanismRequirementsDiscussionThread

* Future Work / Ideas from Southampton PingMechanismFutureWork