@ARTICLE {
	AUTHOR = "Gonzalo Navarro",
	TITLE ="Spaces, Trees and Colors: The Algorithmic Landscape of Document Retrieval on Sequences",
	JOURNAL = "ACM Computing Surveys (CSUR)",
	VOLUME = "46",
	NUMBER = "4",
	PAGES = "article 52",
	YEAR = "2014",
	PUBLISHER = "ACM Press",
	ADDRESS = "New York, NY, USA",
	ISSN = "0360-0300"
	}