1 INTRODUCTION

2 THEORY

2.1 Power spectrum and cosmology

2.2 Bias

2.3 ACF and angular power spectrum (APS)

3 METHODOLOGY

3.1 Data

3.2 Source counts

3.3 Angular Correlation Function

3.4 Window function, redshift distribution and n(z)

3.5 Theoretical estimation and bias fitting

3.6 Covariance estimation

4 RESULTS

4.1 ACF

4.2 Systematic effects

4.3 Bias fits

4.4 Multiple component sources

4.5 Covariance measures

5 CONCLUSION