1. Introduction

2. Data and catalogue construction
2.1. Observations
2.2. Catalogue construction

3. Flux measurements

4. Simulating realistic extended LAEs
4.1. Flux recovery of simulated emitters
4.2. Fake source recovery

5. Luminosity functions
5.1. 1/Vmax estimator
5.2. Maximum likelihood estimator
5.3. Error analysis

6. Discussion
6.1. Evolution of the Lyα luminosity function
6.2. LAE contribution to the SFRD

7. Conclusions