1 INTRODUCTION  
2 OBSERVATIONS  
3 CATALOGUE CREATION  
3.1 Maps  
3.2 Matched filter  
3.3 Difference map  
3.4 Source extraction  
4 NUMBER COUNTS  
4.1 Simulations  
4.2 Comparison to models  
5 COLOURS AND SED FITS  
6 FOLLOW-UP RESULTS  
6.1 ALMA spectroscopy  
6.2 CSO/MUSIC millimeter-wave observations  
7 CONCLUSIONS