@inproceedings{gatt2014learning,
	Address = {Dublin, Ireland},
	Author = {Gatt, Albert and Paggio, Patrizia},
	Booktitle = {Proceedings of the 25th International Conference on Computational Linguistics (COLING'14)},
	Pages = {2007--2017},
	Publisher = {Association for Computational Linguistics},
	Title = {Learning when to point: A data-driven approach.},
	Url = {https://staff.um.edu.mt/albert.gatt/pubs/coling2014-pointing.pdf},
	Year = {2014},
	Keywords = {referring expressions, natural language generation, dialogue, gesture}}

@inproceedings{gatt2013what,
	Address = {Sofia, Bulgaria},
	Author = {Gatt, A and Paggio, P},
	Booktitle = {Proceedings of the 14th European Workshop on Natural Language Generation (ENLG'13)},
	Pages = {82--91},
	Publisher = {Association for Computational Linguistics},
	Title = {What and where: An empirical investigation of pointing gestures and descriptions in multimodal referring actions},
	Url = {https://staff.um.edu.mt/albert.gatt/pubs/enlg2013-pointing.pdf},
	Year = {2013},
	Keywords = {referring expressions, natural language generation, dialogue, gesture}}

@inproceedings{piwek2008multimodal,
	Address = {London, UK},
	Author = {Piwek, P and Gatt, A and van der Sluis, I and Bangerter, A},
	Booktitle = {Proceedings of the 12th workshop on the Semantics and Pragmatics of Dialogue (LONDIAL'08)},
	Publisher = {Association for Computational Linguistics},
	Title = {Multimodal Reference in Dialogue: Towards a Balanced Corpus},
	Url = {https://pdfs.semanticscholar.org/faab/5d2f898d55d173587640bce37185b0c743ba.pdf},
	Year = {2008},
	Keywords = {language resources, referring expressions, natural language generation, gesture}}