Kinematic groups across the MW disc: Insights from models and from the RAVE catalogue T. Antoja, A. Helmi, F. Figueras, M. Romero-Gómez and RAVE collaboration EPJ Web of Conferences, 19 (2012) 05002 Published online: 07 February 2012 DOI: 10.1051/epjconf/20121905002