@Article{A.Martinez2001,
author="A. Martinez
and Jordi Vitria",
title="Clustering in Image Space for Place Recognition and Visiual Annotations for Human-Robot Interaction.",
year="2001",
optnote="OR;MV",
optnote="exported from refbase (http://158.109.8.37/show.php?record=141), last updated on Fri, 03 Feb 2012 19:50:42 +0100"
}