update homepage

README.md

@@ -22,6 +22,6 @@ You are free to use and distribute this work as long as you provide proper refer
 
 1. N. Konstantinou, D.E. Spanos, N. Houssos, N. Mitrou: "Exposing Scholarly Information as Linked Open Data: RDFizing DSpace contents". In The Electronic Library, 2014 (to appear) [(pdf)](http://www.cn.ntua.gr/~nkons/r2rml_parser-2014_post_peer-review.pdf)
 
-1. N. Konstantinou, D.E. Spanos, N. Mitrou: "Transient and persistent RDF views over relational databases in the context of digital repositories". In 7th Metadata and Semantics Research Conference (MTSR'13), Thessaloniki, Greece, November 2013 (to appear)
+1. N. Konstantinou, D.E. Spanos, N. Mitrou: "Transient and persistent RDF views over relational databases in the context of digital repositories". In 7th Metadata and Semantics Research Conference (MTSR'13), Thessaloniki, Greece, Springer, CCIS 390, pp. 342-354, November 2013 [(doi:10.1007/978-3-319-03437-9_33)](http://dx.doi.org/10.1007/978-3-319-03437-9_33) [(pdf)](http://www.cn.ntua.gr/~nkons/mtsr13.pdf)
 
 1. N. Konstantinou, N. Houssos, A. Manta: "Exposing Bibliographic Information as Linked Open Data using Standards-based Mappings: Methodology and Results". In 3rd International Conference on Integrated Information (IC-ININFO'13), Prague, Czech Republic, September 2013 [(pdf)](http://www.cn.ntua.gr/~nkons/konstantinou_icininfo2013.pdf) [(slides)](http://www.slideshare.net/nkons/exposing-bibliographic-information-as-linked-open-data-using-standardsbased-mappings-methodology-and-results)