@conference {gemignani15approaching,
	title = {Approaching Qualitative Spatial Reasoning About Distances and Directions in Robotics},
	booktitle = {14th Italian Conference on Artificial Intelligence},
	year = {2015},
	pages = {452{\textendash}464},
	doi = {10.1007/978-3-319-24309-2_34},
	url = {http://www.dis.uniroma1.it/~gemignani/documents/papers/15-ai*ia-qsr.pdf},
	author = {Gemignani, Guglielmo and Capobianco, Roberto and Nardi, Daniele}
}
