@inproceedings{TPDL-2012-KapidakisMP,
	author        = "Sarantos Kapidakis and Anna Mastora and Manolis Peponakis",
	booktitle     = "{Proceedings of the 16th International Conference on Theory and Practice of Digital Libraries}",
	doi           = "10.1007/978-3-642-33290-6_48",
	isbn          = "978-3-642-33289-0",
	pages         = "433--438",
	publisher     = "{Springer}",
	series        = "{Lecture Notes in Computer Science}",
	title         = "{Query Expansion of Zero-Hit Subject Searches: Using a Thesaurus in Conjunction with NLP Techniques}",
	volume        = 7489,
	year          = 2012,
}