@proceedings{ABa/Anh/2001,
author = "Bandera Rubio, Antonio Jes{\'u}s and Urdiales Garc{\'i}a, Cristina and Sandoval Hern{\'a}ndez, Francisco",
note = "IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS 2001), Maui, Hawaii (USA), Octubre-Noviembre de 2001
IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS{\^a}??2001), Maui, Hawaii (USA)",
title = "{A}n hierarchical approach to grid-based and topological maps integration for autonomous indoor navigation",
year = "2001",
}