VizieR online Data Catalogue associated with article published in journal Astronomical Journal (AAS) with title 'The luminosity function at the end of the main sequence: results of a deep, large-area, CCD survey for cool dwarfs.' (bibcode: 1994ApJS...94..749K)
Klrkpatrick, J. D. (Contributor), McGraw, J. T. (Creator), Hess, T. R. (Creator), Liebert, J. (Creator), McCarthy Jr., D. W. (Contributor) (1997). RI photometry of cool dwarfs. Centre de Donnees Strasbourg (CDS). 10.26093/cds/vizier.20940749