VizieR online Data Catalogue associated with article published in journal Astronomical Journal (AAS) with title 'A deeper look at Leo IV: star formation history and extended structure.' (bibcode: 2010ApJ...718..530S)
Sand, D. J. (Creator), Seth, A. (Creator), Olszewski, E. W. (Creator), Willman, B. (Creator), Zaritsky, D. (Creator), Kallivayalil, N. (Creator) (2012). Leo IV g- and r-band photometry. Centre de Donnees Strasbourg (CDS). 10.26093/cds/vizier.17180530