@conference {105,
	title = {Development of a person-following shopping cart assistance robot},
	booktitle = {Assistance robots for the elderly (European Robotics Forum 2011)},
	year = {2011},
	month = {04-2011},
	address = {V{\"a}ster{\r a}s (Sweden},
	author = {Sales, Jorge and Mar{\'\i}n, Ra{\'u}l and Mart{\'\i}, Jose Vicente and Cervera, Enric and Oliver, Gabriel}
}
