@conference {518,
	title = {Exploring Morphosyntactic Annotation Over a Spanish Corpus for Dependency Parsing},
	booktitle = {DepLing 2013},
	year = {2013},
	author = {Miguel Ballesteros and Simon Mille and Alicia Burga}
}
@article {550,
	title = {Extracting Drug-Drug interaction from text using negation features},
	journal = {Procesamiento del Lenguaje Natural},
	volume = {51},
	year = {2013},
	chapter = {49},
	issn = {1135-5948},
	author = {Bokharaeian, Behrouz and D{\'\i}az, Alberto and Miguel Ballesteros}
}
@inbook {485,
	title = {Enhancing Dependency Analysis by Combining Specific Dependency Parsers},
	booktitle = {Artificial Intelligence and Hybrid Systems},
	year = {2012},
	edition = {iConcept Press. In press},
	attachments = {http://nil.fdi.ucm.es/sites/default/files/document.pdf},
	author = {Miguel Ballesteros and Jes{\'u}s Herrera and Virginia Francisco and Pablo Gerv{\'a}s}
}
