@article{Costa181894,
author = "A. Costa and E. Martinez-Martin and M. Cazorla and V. Julian",
title = "{PHAROS}{PH}ysical {A}ssistant {RO}bot {S}ystem",
journal = "SENSORS",
year = "2018",
publisher = "MDPI",
volume = "18",
number = "8",
pages = "2633--1"
}