@inproceedings{giannakopoulos_n-gram_2009,
	title = {N-gram graphs: Representing documents and document sets in summary system evaluation},
	booktitle = {Proceedings of Text Analysis Conference {TAC2009} {(To} appear)},
	author = {George Giannakopoulos and Vangelis Karkaletsis},
	month = nov,
	year = {2009}
}
@phdthesis{giannakopoulos_automatic_2009,
	title = {Automatic Summarization from Multiple Documents},
	shorttitle = {Automatic Summarization from Multiple Documents},
	url = {http://www.iit.demokritos.gr/~ggianna/thesis.pdf},
	school = {University of the Aegean},
	author = {George Giannakopoulos},
	year = {2009},
	pages = {173}
}