@inproceedings{CHI-2014-PereiraPP,
	author        = "André Tiago Pereira and Rui Prada and Ana Paiva",
	booktitle     = "{Proceedings of the 32nd ACM SIGCHI Conference on Human Factors in Computing Systems}",
	doi           = "10.1145/2556288.2557180",
	isbn          = "978-1-4503-2473-1",
	pages         = "1449--1458",
	publisher     = "{ACM}",
	title         = "{Improving social presence in human-agent interaction}",
	year          = 2014,
}