Added: Related Paper

README.md

@@ -26,7 +26,8 @@ query the triples that may exist in the given resource.
 SPARQL-LD has been tested with Jena 2.13.0 ARQ (nevertheless, it may also work with other Jena ARQ releases). 
 
 ## How to cite SPARQL-LD
-Cite the ISWC'15 demo paper ([PDF](http://users.ics.forth.gr/~fafalios/files/pubs/fafalios_2015_sparql-ld.pdf)
+Cite the ISWC'15 demo paper:
+P. Fafalios and Y. Tzitzikas, "SPARQL-LD: A SPARQL Extension for Fetching and Querying Linked Data", 14th International Semantic Web Conference (Demo Paper), ISWC 2015, Bethlehem, Pennsylvania, USA, October 11-15, 2015 ([PDF](http://users.ics.forth.gr/~fafalios/files/pubs/fafalios_2015_sparql-ld.pdf)
  | [BIB](http://users.ics.forth.gr/~fafalios/files/bibs/fafalios2015sparql.bib))
 
 ## Demo