L. Moreno. Topo-geometric modelling and localization in indoor environments. 28th Annual Conference of the IEEE Industrial Electronics SocietyIECON 2002. Proceedings of the 2002 28th Annual Conf. of the IEEE UIndustrial Electronics Society, ISBN: 0-7803-7474-6, pages: 2587 - 2592, IEEE. 2002-11-05, Seville, Spain. 2002.