@conference {Riccio2016e,
	title = {Learning Human-Robot Handovers Through π-STAM: Policy Improvement With Spatio-Temporal Affordance Maps},
	booktitle = {International Conference on Humanoid Robots (HUMANOIDS{\textquoteright}16)},
	year = {2016},
	url = {https://docs.google.com/a/dis.uniroma1.it/viewer?a=v\&pid=sites\&srcid=ZGlzLnVuaXJvbWExLml0fHJpY2Npb3xneDoyMmNkMDM3YWMxMzA5ZTYw},
	author = {Francesco Riccio and Roberto Capobianco and Daniele Nardi}
}
@conference {nardilearning,
	title = {Learning Environmental Knowledge From Task-Based-Robot Dialog},
	booktitle = {Proceedings of the IEEE International Conference on Robotics and Automation (ICRA-13)},
	year = {2013},
	pages = {4304-4309},
	issn = {1050-4729},
	doi = {10.1109/ICRA.2013.6631186},
	author = {Kollar, Thomas and Perera, Vittorio and D. Nardi and Veloso, Manuela}
}
