TY - BOOK T1 - Multiple Abstraction Hierarchies for Mobile Robot Operation in Large Environments A1 - Galindo, Cipriano A1 - Fernández-Madrigal, Juan-Antonio A1 - Gonzalez-Jimenez, Javier T3 - Studies in Computational Intelligence Y1 - 2007 VL - 68 PB - Springer-Verlag SN - 978-3-540-72688-3 UR - http://link.springer.com/book/10.1007/978-3-540-72690-6 M2 - doi: 10.1007/978-3-540-72690-6 ER -