1 INTRODUCTION

2 MATHEMATICAL FRAMEWORK OF THE VORONOI METHOD
2.1 Voronoi Tessellation
2.2 Cell Properties
2.3 Consequence to V_max Calculation

3 SIMULATED DATA SET

4 APPLICATION TO WDLFS
4.1 Comparison with the RH11 selection
4.2 Thin Disc and Combined Discs
4.3 Halo
4.4 Sensitivity to resolution

5 CONCLUSION