@article{Zimmermann12, Author = {Antoine Zimmermann, Nuno Lopes, Axel Polleres and Umberto Straccia}, Journal = {Journal of Web Semantics}, Month = {March}, Pages = {72-95}, Publisher = {Elsevier}, Title = {A General Framework for Representing, Reasoning and Querying with Annotated Semantic Web Data}, Volume = {11}, Year = {2012}}