Paper  bibtex   

@article {journals/corr/abs-1211-0224,
	title = {Views over RDF Datasets: A State-of-the-Art and Open Challenges},
	journal = {CoRR},
	volume = {abs/1211.0224},
	year = {2012},
	keywords = {dblp},
	url = {http://dblp.uni-trier.de/db/journals/corr/corr1211.html$\#$abs-1211-0224},
	author = {Lorena Etcheverry and Vaisman, Alejandro A.}
}