The 2012 Hubble Ultra Deep Field (UDF12): Observational overview

Anton M. Koekemoer, Richard S. Ellis, Ross J. McLure, James S. Dunlop, Brant E Robertson, Yoshiaki Ono, Matthew A. Schenker, Masami Ouchi, Rebecca A.A. Bowler, Alexander B. Rogers, Emma Curtis-Lake, Evan Schneider, Stephane Charlot, Daniel P. Stark, Steven R. Furlanetto, Michele Cirasuolo, V. Wild, T. Targett