1. Introduction

2. INTEGRAL observations of the 3C 273/Coma cluster region
2.2. Properties of the mosaic

3. Source extraction and selection
3.1. Extraction method
3.2. Detection threshold
3.3. Properties of the hard X-ray sources

4. The population of hard X-ray selected AGN
4.2. Intrinsic absorption
4.3. Hard X-ray source counts
4.4. Hard X-ray luminosity function of local AGN

5. Summary and conclusion